Dr. Cesar G.  Demayo

Dr. Cesar G. Demayo

Professor
Mindanao State University, Philippines


Highest Degree
Ph.D. in Genetics from University of the Philippines Los Banos, Philippines

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Biography

Dr. Cesar G. Demayo completed his PhD (Entomology), PhD (Genetics), M.S (Genetics) from UPLB, Philippines in 1990 & 1996 & 1986 respectively. Dr. Cesar G. Demayo is member of following societies, President and Vice President and Board Member of Philippine Society for the Study of Nature Inc, President and Vice President of Philippine Society for the Advancement of Genetics, Senior Member of International Association of Computer Science and Information Technology (IACSIT) and also in Asia-Pacific Chemical, Biological, Environmental Engineering Society (APCBEES), Board Member of Philippine Association of Entomologists Inc, Member of Weed Science Society of the Philippines. His awards and honors includes, 2010 Professional Chair Holder, Best Poster Awards, Achievement Awards, Best Paper Award, Outstanding Young Scientist in Genetics and Entomology from National Academy of Science and Technology, full Scholarship at University level. He published 381 articles in national and international peer-reviewed journals.

Area of Interest:

Biomedical Sciences
100%
Entomology
62%
Genetics
90%
Biological Sciences
75%
Molecular Bacteriology
55%

Selected Publications

  1. Uy, I.A., M.L.G. Dapar, A.T. Aranas, R.A.R. Mindo and C.K. Cabrido et al., 2019. Qualitative assessment of the antimicrobial, antioxidant, phytochemical properties of the ethanolic extracts of the roots of Cocos nucifera L. Pharmacophore, 10: 63-75.
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  2. Torres, M., S. Tabugo, C. Bendoy and C. Demayo, 2019. Sexual dimorphism in the shape of the primary wing and tail feathers of the sky blue parakeet (budgerigar), Melopsittacus undulates (Shaw, 1805)(Psittaciformes: Psittacidae). Egypt. Soc. Biol. Sci., 2: 51-58.
    CrossRef  |  Direct Link  |  

  3. Sepe, M.C., M.A.J. Torres, R.C. Joshi and C.G. Demayo, 2019. Describing selected populations of the rice black bugs in the Philippines using Correlation Analysis Based on Distances (CORIANDIS). Arthropods, 8: 17-31.

  4. Pena, J.F.D., M.L.G. Dapar, A.T. Aranas, R.A.R. Mindo and C.K. Cabrido et al., 2019. Assessment of antimicrobial, antioxidant and cytotoxic properties of the ethanolic extract from Dracontomelon dao (Blanco) Merr. & Rolfe. Pharmacophore, 10: 18-29.
    Direct Link  |  

  5. Naive, M.A.K., C.G. Demayo and G.J.D. Alejandro, 2019. Rediscovery and new data on distribution of the imperfectly known Philippine endemic Etlingera pubimarginata (Zingiberaceae; Alpinieae). Phytotaxa, 394: 105-110.
    CrossRef  |  Direct Link  |  

  6. Morilla, L.J. and C.G. Demayo, 2019. Medicinal plants used by traditional practitioners in two selected villages of Ramon Magsaysay, Zamboanga Del Sur. Pharmacophore, 10: 84-92.
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  7. Manseguiao, M.R.S. and C.G. Demayo, 2019. Intraspecific variation in the wing shape of the mango leafhopper, Idioscopus clypealis, among Orchards in the Philippines. Int. J. Biosci. Biochem. Bioinform., 9: 2-37.

  8. Anides, J.A., M.L.G. Dapar, A.T. Aranas, R.A. Mindo, M.M. Manting, M.A. Torres and C.G. Demayo, 2019. Phytochemical, antioxidant and antimicrobial properties of the white variety of ‘Sibujing’ (Allium ampeloprasum). Pharmacophore, 10: 1-12.
    Direct Link  |  

  9. Alduhisa, G.U. and C.G. Demayo, 2019. Ethnomedicinal plants used by the subanen tribe in two villages in Ozamis city, Mindanao, Philippines. Pharmacophore, 10: 28-42.
    Direct Link  |  

  10. Pattuinan, J.O. and C.G. Demayo, 2018. Morphometric shape analysis of Otolith from selected goby fishes. Trans. Sci. Technol., 5: 190-196.

  11. Matondo, D.A. and C.G. Demayo, 2018. Shapes of the abdomen between sexes in two geographically isolated populations of Ranina ranina using landmark-based geometric morphometrics and multivariate statistics. Entomol. Applied Sci. Lett., 5: 41-47.

  12. Manseguiao, M.R.S. and C.G. Demayo, 2018. Describing shapes of the wings of the mango leafhopper, Idioscopus clypealis (Lethierry) collected from different orchards. Entomol. Applied Sci. Lett., 5: 95-102.

  13. Mahinay, C.L.A. and C.G. Demayo, 2018. Relative warp analysis of shell shapes of Vivipara angularis muller collected from four lakes in Mindanao, Philippines. Entomol. Applied Sci. Lett., 5: 86-90.

  14. Madjos, G.G. and C.G. Demayo, 2018. Macro-geographic variations of the invasive giant African snail Achatina fulica populations in Mindanao, Philippines. Trans. Sci. Technol., 5: 143-154.
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  15. Luceno, A.J.M., M.A.J. Torres and C.G. Demayo, 2018. Morphological Variations in the shapes of the otolith in the freshwater sardine Sardinella tawilis and marine sardine Sardinella lemuru using Elliptic Fourier analysis. Entomol. Applied Sci. Lett., 5: 71-76.

  16. Karagozlu, M.Z., M.M. Barbon, T.D. Dinh, C.G. Demayo and C.B. Kim, 2018. Complete mitochondrial genome of xanthid crab Atergatis floridus (Linnaeus, 1767). Mitochondrial DNA Part B, 3: 202-204.
    CrossRef  |  Direct Link  |  

  17. Karagozlu, M.Z., M.M. Barbon, T.D. Dinh, C.G. Demayo and C.B. Kim, 2018. Complete mitochondrial genome of Atergatis integerrimus (Decapoda, Xanthidae) from the Philippines. Mitochondrial DNA Part B, 3: 205-206.
    CrossRef  |  Direct Link  |  

  18. Gualberto, D.A. and C.G. Demayo, 2018. Shape and wing size symmetry in local populations of Aedes albopictus Skuse. Int. J. Mosquito Res., 5: 44-48.
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  19. Gualberto, D.A. and C.G. Demayo, 2018. Repellency of the essential oil extracted from the leaves of a local variety of Artemisia scoparia Waldst. & Kit. against Aedes aegypti L. using modified Y-tube olfactometer. Int. J. Mosquito Res., 5: 31-36.
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  20. Gualberto, D.A. and C.G. Demayo, 2018. Relative warp analysis of wing shape variations in three selected populations of Aedes aegypti Linnaeus. Comput. Ecol. Software, 8: 98-111.
    Direct Link  |  

  21. Gualberto, D.A. and C.G. Demayo, 2018. Describing wing shape variations within, between and among populations of Aedes albopictus Skuse using relative warp analysis. Int. J. Mosquito Res., 5: 37-43.

  22. Dapar, M.L.G., C.G. Demayo and W.T.P.S.K. Senarath, 2018. Antimicrobial and cellular metabolic inhibitory properties of the ethanolic extract from the bark of ‘Lunas-Bagon’ (Lunasia Sp.). Int. J. Pharm. Sci. Res., 9: 88-97.
    CrossRef  |  Direct Link  |  

  23. Castrence-Gonzales, R., J.G. Gorospe, M.A.J. Torres, H.J. Vicente, E.C. Roa and C.G. Demayo, 2018. The fishery of the mangrove crabs, Scylla spp in three selected areas of the Philippines. Trans. Sci. Technol., 5: 155-170.
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  24. Camama, C. and C.G. Demayo, 2018. Population structures of Vivipara angularis Muller from lake Lanao, Mindanao, Philippines. Entomol. Applied Sci. Lett., 5: 111-117.

  25. Cabrido, C. and C.G. Demayo, 2018. Antimicrobial and cellular metabolic effects of the ethanolic extract of the Dallas red variety of lantana camara. Pharmacophore, 9: 10-18.
    Direct Link  |  

  26. Buniel, P.A.S., H.W.P. Scheewe, C.G. Sanico Jr., Z.D. Alima and C.G. Demayo, 2018. Assessing the genotoxic and cytotoxic responses of the H-29 cancer cell lines on the ethanolic extracts of the oyster mushroom, Pleurotus ostreatus Var. Florida. Int. J. Pharm. Sci. Res., 9: 4201-4209.
    CrossRef  |  Direct Link  |  

  27. Alima, Z. and C.G. Demayo, 2018. Antioxidant and cytotoxic activities of selected plant extracts against human non-small cell lung adenocarcinoma (A549), human colon carcinoma cells (HCT116) and chinese hamster normal ovary cells (AA8). Int. J. Pharm. Sci. Res., 9: 4562-4571.
    CrossRef  |  Direct Link  |  

  28. Sepe, M.C. and C.G. Demayo, 2017. Quantitative description of the hindwings of the different populations of the rice black bug Scotinophara coarctata using landmark-based geometric morphometrics. J. Inform. Math. Sci., 9: 1053-1060.
    Direct Link  |  

  29. Penaredondo, M.A.E. and C.G. Demayo, 2017. Relative warp analysis of the forewings of male dragonfly Neurothemis ramburii. J. Inform. Math. Sci., 9: 1081-1086.
    Direct Link  |  

  30. Pattuinan, J.O. and C.G. Demayo, 2017. Describing scale shape morphology of Glossogobius giuris using landmark-based geometric morphometrics. J. Inform. Math. Sci., 9: 1103-1108.
    CrossRef  |  Direct Link  |  

  31. Pareno, M.T.C. and C.G. Demayo, 2017. Comparisons of earthworm community structure between different ecotypes. Int. J. Adv. Applied Sci., 4: 101-107.

  32. Morilla, L.J.G., M.M.E. Manting and C.G. Demayo, 2017. Intrafamilial pinna shape variations of fern species under family thelypteridaceae and nephrolepidaceae using elliptic Fourier analysis. J. Inform. Math. Sci., 9: 1087-1093.
    Direct Link  |  

  33. Mascarenas, D. and C.G. Demayo, 2017. Nutrient characterization, freshwater plankton and shrimp diversity in subterranean and avoveground streams in Marinduque, Philippines. Sci. Int., 29: 827-831.
    Direct Link  |  

  34. Manseguiao, M.R.S., E.D. Bonachita, L.A. Adamat and C.G. Demayo, 2017. Describing modularity in the forewings of the mango leafhopper (Idioscopus clypealis). J. Inform. Math. Sci., 9: 999-1004.
    CrossRef  |  Direct Link  |  

  35. Mahinay, C.L.A. and C.G. Demayo, 2017. Head shape variation in Cnaphalocrocis medinalis (Guenee) larvae associated with different rice varieties. J. Inform. Math. Sci., 9: 1125-1130.
    Direct Link  |  

  36. Madjos, G.G. and C.G. Demayo, 2017. Field assessment of abundance, host plant utilization and behavior of the invasive phytopolyphagous giant African snail, Achatina from selected sites in Mindanao, Philippines. Sci. Int., 29: 833-836.
    Direct Link  |  

  37. Luceno, A.J.M. and C.G. Demayo, 2017. Describing the body shape of rainbow sardine (Dussumieria acuta) using landmark-based geometric morphometric analysis. J. Inform. Math. Sci., 9: 1041-1046.
    Direct Link  |  

  38. Ganzon, M.A.M. and C.G. Demayo, 2017. Geometric morphometric description of the body shapes of the “Porang” Fish, Rasbora Sp., an endemic fish species in lake wood, Zamboanga Del Sur, Mindanao, Philippines. J. Inform. Math. Sci., 9: 1067-1073.
    Direct Link  |  

  39. Dapar, M.L.G. and C.G. Demayo, 2017. Folk medical uses of lunas Lunasia amara blanco by the manobo people, traditional healers and residents of Agusan Del Sur, Philippines. Sci. Int., 29: 823-823.

  40. Albutra, Q.B., C.P. Ascano II and C.G. Demayo, 2017. Water quality assessment using macroinvertebrates along the mining area of Brgy. Int. J. Adv. Applied Sci., 4: 99-103.
    CrossRef  |  Direct Link  |  

  41. Portillo, J.N., R.R. Patulili, M.M.A. Lucas, O. Alaijos and C.G. Demayo, 2017. Body shape variation in the goby, Glossogobius giuris collected in selected areas in the river of Norzagaray Bulacan using landmark-based geometric morphometrics. J. Inform. Math. Sci., 9: 1109-1116.
    Direct Link  |  

  42. Ascano, C.P., Q.B. Albutra, V.V. Ansigbat, D.A. Mugot and C.G. Demayo, 2016. Avifauna assessment in and around the hydraulic mining area of Brgy, Tumpagon, Cagayan de Oro City, Philippines. J. Scient. Res. Dev., 3: 83-90.

  43. Tosoc, J.P.S., V.C.P. Frediles, C. Canda and C.G. Demayo, 2016. Antiangiogenic, antitoxic and antioxidant properties of methanolic extracts of Caladium bicolor (Aiton) Venten. Hum. Vet. Med., 8: 10-16.
    Direct Link  |  

  44. Yap, S.M.S. and C.G. Demayo, 2015. Farmers' knowledge and understanding of pesticide use and field spraying practices: A case study of rice farmers in the municipality of Molave, Zamboanga del Sur, Philippines. Adv. Environ. Biol., 9: 134-143.
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  45. Yagos, R.M. and C.G. Demayo, 2015. Farmer’s perceptions on rice production management practices in Bayog, Zamboanga Del Sur, Mindanao, Philippines. J. Scient. Res. Dev., 2: 96-101.

  46. Vasallo, Jr. E.G.R., J.M. Gorospe, M.A.J. Torres, R.F. Amparado Jr. and C.G. Demayo, 2015. Relative warp analysis of parasite-induced plasticity in the shell shape of Bithynia sp.(Bithyniidae). J. Med. Bioeng., 4: 159-164.

  47. Tumang, V.M.C., M.A.J. Torres and C.G. Demayo, 2015. Determination of developmental modules of the fore and hind wing of the peacock pansy Junonia almanac Linnaeus 1758 (Nymphalidae: Lepidoptera) using modularity and integration software. Adv. Environ. Biol., 9: 18-23.
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  48. Tan, K.S., C.S.O. Moneva, C.A. Barazona, K.H.I. Coronel and C.G. Demayo, 2015. Qualitative and quantitative characterization of some common bivalves: Polymesoda bengalensis, Codakia tigerina and Anodontia edentula. Adv. Environ. Biol., 9: 114-123.
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  49. Sendaydiego, J.P. and C.G. Demayo, 2015. Describing variations in wing shapes of Anopheles flavirostris detected positive and negative of filaria using relative warp and Euclidean distance matrix analysis. Int. J. Mosquito Res., 2: 9-13.
    Direct Link  |  

  50. Sakilan, J.M. and C.G. Demayo, 2015. Indoor sources of pollutants in selected homes of different communities in Iligan City, Philippines. Adv. Environ. Biol., 9: 150-157.

  51. Responte, A.A., M.A.J. Torres, J. Gorospe, S.R.E. Tabugo, M.M.E. Manting and C.G. Demayo, 2015. Describing variations in the carapace shape of the red-clawed crab Perisesarma bidens. Adv. Environ. Biol., 9: 137-146.
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  52. Pinton, G. and C.G. Demayo, 2015. Community perspectives on dengue transmission in Lugait, Misamis Oriental, Philippines. Adv. Environ. Biol., 9: 165-173.
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  53. Olowa, L. and C.G. Demayo, 2015. Ethnobotanical uses of medicinal plants among the Muslim Maranaos in Iligan City, Mindanao, Philippines. Adv. Environ. Biol., 9: 204-215.
    Direct Link  |  

  54. Mugot, D.A., C.P. Ascano, Q.B. Albutra, V.V. Ansigbat, S.L. Paz and C.G. Demayo, 2015. An inventory of tree species diversity in and around gold-mined areas in a montane village in Cagayan De Oro City, Philippines. Adv. Environ. Biol., 9: 38-46.

  55. Matondo, D.A.P. and C.G. Demayo, 2015. Morphological description of the red frog crab Ranina ranina Linnaeus, 1758 (Brachyuran; Raninidae) from South Western Mindanao, Philippines. J. Entomol. Zool. Stud., 3: 251-256.
    Direct Link  |  

  56. Manting, M.M.E., M.A.J. Torres and C.G. Demayo, 2015. Mandibular shape variation in the three species of Odontomachus Latreille 1804 (Hymenoptera: Formicidae). Adv. Environ. Biol., 9: 104-114.
    Direct Link  |  

  57. Manseguiao, R.S., C.G. Demayo, M.R.S.B. Madamba and B.G.D. Belleza, 2015. Describing compartmentalization in the Inner hind wings of three local populations of the coconut leaf beetle, Plesispa reichei. J. Entomol. Zool. Stud., 3: 250-255.
    Direct Link  |  

  58. Manseguiao, M.R.S. and C.G. Demayo, 2015. Morphological variations on the pronotum of the hispid beetle p. Reichei from eight Mindanao populations. Adv. Environ. Biol., 9: 46-55.

  59. Logronio, F.V. and C.G. Demayo, 2015. Awareness of and knowledge about the prevalence of schistosomiasis in 15 endemic villages of Lala, Lanao del Norte. Age (Mean Range), 41: 43-74.

  60. Lagud, Y.J. and C.G. Demayo, 2015. Adaptive capacity of the municipality of Sindangan to the changing climate. J. Scient. Res. Dev., 2: 85-90.

  61. Gualberto, D., M.O. Sabines and C. Demayo, 2015. Use of modified autocidal ovitraps predetermined by GPS and GIS for surveillance of dengue mosquito vectors in Cagayan de Oro City, Philippines. Adv. Environ. Biol., 9: 1-10.

  62. Espra, A.S., S.R.M. Tabugo, M.A.J. Torres, J.G. Gorospe, M.M.E. Manting and C.G. Demayo, 2015. Describing dimorphism in wing shapes in the blowfly Lucilia sericata Meigen (Diptera: Calliphoridae) using geometric morphometrics. Adv. Environ. Biol., 9: 64-71.

  63. Dapar, M.L.G., M.M.E. Manting, L.G. Sasan, R.G.G. Arimao and C.G. Demayo, 2015. Correlation of measured intelligence and facial morphology among the selected students of Mindanao State University-Iligan Institute of Technology, Iligan City, Philippines. Adv. Environ. Biol., 9: 41-50.

  64. Bernasor-Escasinas, B. and C.G. Demayo, 2015. Eating behavior of students from four BMI groups in Cagayan de Oro City, Philippines. Adv. Environ. Biol., 9: 10-18.

  65. Bernasor-Escasinas, B. and C.G. Demayo, 2015. Describing populations of private and public schoolchildren based on the relationships of BMI with waist circumference and weight. Adv. Environ. Biol., 9: 83-88.

  66. Barcebal, G.M., K.H.I. Coronel, M.A.J. Torres and C.G. Demayo, 2015. Variability in the shape of the mandibles of grasshopper (Orthoptera: Acrididae) from selected places in Mindanao, Philippines. Adv. Environ. Biol., 9: 123-127.

  67. Barazona, C.A., C.G. Demayo, M.A.J. Torres and J.G. Gorospe, 2015. Landmark-based geometric morphometric analysis on bodyshape variation of Mesopristes cancellatus (Cuvier, 1829). Adv. Environ. Biol., 9: 32-37.

  68. Bagaloyos, J.B., M.M.E. Manting, J.G. Gorospe and C.G. Demayo, 2015. Geometric morphometric description of the shell shapes in juvenile spider conch Lambis lambis. Adv. Environ. Biol., 9: 164-171.

  69. Ascano, C.P., Q.B. Albutra, V.V. Ansigbat, D.A. Mugot, S.L. Paz and C.G. Demayo, 2015. An inventory of anuran species within and outside the hydraulicking mining area. Adv. Environ. Biol., 9: 32-38.

  70. Ascano, C.P., Q.B. Albutra, V.V. Ansigbat, D.A. Mugot and C.G. Demayo, 2015. Reptile assemblage within and outside the hydraulicking mining area in Tumpagon, Cagayan de Oro City, Philippines. Adv. Environ. Biol., 9: 260-270.

  71. Anies, O., C. Demayo and M.M. Manting, 2015. Correlation analysis based on distances of facial shapes of the four Moro groups in Taluksangay, Zamboanga city, Philippines. Aust. J. Basic Applied Sci., 9: 191-198.
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  72. Alduhisa, G. and C. Demayo, 2015. Issues on the different coastal and marine resources in Dumanquillas Bay, Zamboanga Peninsula, Mindanao, Philippines. J. Sci. Res. Dev., 2: 60-67.

  73. Tabugo, S.R.M., M.A.J. Torres, J.G. Gorospe, R.F. Amparado and C.G. Demayo, 2014. Integrative approach in describing Neurothemis species using correlation analysis based on distances. Eur. J. Zool. Res., 3: 19-31.

  74. Tabugo, S.R.M., M.A.J. Torres and C.G. Demayo, 2014. Elliptic fourier analysis in describing shape of male appendages in Neurothemis species found in Iligan City, Philippines. Natura, 18: 2-18.
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  75. Sobrepena, J.M.M. and C.G. Demayo, 2014. Banding pattern and shape morphology variations on shells of the invasive giant African land snail Achatina fulica (Bowdich 1822) from the Philippines. Ann. Biol. Res., 5: 64-79.
    Direct Link  |  

  76. Sobrepena, J.M.M. and C.G. Demayo, 2014. Assessing geographic conchological variations of the different banding patterns in the invasive giant African land snail Achatina fulica from the Philippines. Int. J. Biosci. Biochem. Bioinform., 4: 290-298.

  77. Sobrepena, J.M. and C.G. Demayo, 2014. Outline-based geometric morphometric analysis of shell shapes in geographically isolated populations of Achatina fulica from the Philippines. J. Entomol. Zool. Stud., 2: 237-243.
    Direct Link  |  

  78. Sepe, M.C. and C.G. Demayo, 2014. Quantitative description of head shape dimorphism in the rice black bug Scotinophara sp. using landmark-based geometric morphometric analysis. J. Applied Sci. Agric., 9: 263-270.

  79. Sendaydiego, J.P., J.M. Gorospe, M.A.J. Torres, R.F. Amparado Jr. and C.G. Demayo, 2014. Describing wing shape among Culex quinquefasciatus Say (Diptera: Culicidae) detected positive and negative for filaria using relative warp analysis. J. Med. Bioeng., 3: 50-54.
    CrossRef  |  

  80. Pattuinan, J.O., M.A.J. Torres, S.R.M. Tabugo, M.M.E. Manting, P.P. Javier and C.G. Demayo, 2014. Describing variations between reared and wild populations of the predatory earwig Euborellia annulata. Ann. Biol. Res., 5: 52-60.
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  81. Pareno, M.T.C., M.A.J. Torres, M.M.E. Manting and C.G. Demayo, 2014. Phenotypic plasticity in a local population of earthworms from Upper Nilo Tigbao, Zamboanga del Sur, Philippines. J. Applied Sci. Agric., 9: 245-256.
    Direct Link  |  

  82. Ortizo, K.A. and C.G. Demayo, 2014. Relative warp analysis of the pronotum shape variability among twelve selected populations of the coconut leaf beetle, Brontispa longissima found in the Mindanao Island. Int. J. Biosci. Biochem. Bioinform., 4: 403-411.

  83. Manseguiao, M.R.S., J.G. Gorospe, S.R.M. Tabugo, M.M.E. Manting, M.A.J. Torres and C.G. Demayo, 2014. Describing variability in wing shapes among three populations of Plesispareichei using landmark-based geometric morphometric analysis. Int. J. Biosci. Biochem. Bioinform., 4: 397-402.

  84. Mahinay, C.L.A., M.A.J. Torres, S.R.M. Tabugo and C.G. Demayo, 2014. Describing the shapes of the mandibles of the rice leaf folder larvae, Marasmia patnalis Bradley feeding on different rice varieties using Elliptic Fourier analysis. Aust. J. Basic Applied Sci., 8: 349-354.

  85. Mahinay, C.L.A. and C.G. Demayo, 2014. Elliptic Fourier analysis of mandibular shapes of the rice leaf folder C. medinalis Guenée feeding on different rice varieties. Ann. Biol. Res., 5: 57-63.
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  86. Mahilum, J.J.M. and C.G. Demayo, 2014. Sexual dimorphism on shell shape of Pomacea canaliculata Lamarck thriving in lakes using the geometric morphometric approach. Int. J. Biosci. Biochem. Bioinform., 4: 284-289.
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  87. Mahilum, J.J.M. and C.G. Demayo, 2014. Describing lake populations of the golden apple snail, Pomacea canaliculata using landmark-based geometric morphometric analysis. J. Entomol. Zool. Stud., 2: 139-144.
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  88. Luceno, A.J.M., M.A.J. Torres, S.R.M. Tabugo and C.G. Demayo, 2014. Describing the body shapes of three populations of Sardinella lemuru (Bleeker, 1853) from Mindanao Island, Philippines using relative warp analysis. Int. Res. J. Biol. Sci., 3: 6-17.

  89. Jamasali, A.J., M.M.E. Manting, M.A.J. Torres and C.G. Demayo, 2014. Geographic variations in morphological shapes of the the shell of Terebralia sulcata from Sulu and Tawi-Tawi, Philippines. Aust. J. Basic Applied Sci., 8: 341-348.
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  90. Hernando, B.J., C.G. Demayo, M. Caasi-Lit and M.M. Manting, 2014. Quantitative descriptions of head shapes of three different instar-larvae of the Asian corn borer Ostrinia furnacalis. J. Applied Sci. Agric., 9: 257-262.

  91. Genotiva, D.G.P., S.R.M. Tabugo, M.M.E. Manting, J.G. Gorospe, E.M. Sabado and C.G. Demayo, 2014. Asymmetry analysis of Brontispa longissima Gestro, 1885 (Coleoptera: Chrysomelidae) metasternum using Symmetry and Asymmetry on Geometric Data (SAGE). Int. J. Biosci. Biochem. Bioinform., 4: 412-418.

  92. Genotiva, D.G.P. and C.G. Demayo, 2014. Describing symmetry in Brontispa longissima wings utilizing symmetry and asymmetry in geometric data (SAGE) analysis. J. Applied Sci. Agric., 9: 221-229.

  93. Gairanan, R.M.L. and C.G. Demayo, 2014. Relative warp analysis of wing shape variation in honey bees Apis cerana Fabr. and Apis mellifera Linn. J. Applied Sci. Agric., 9: 230-237.

  94. Dapar, M.L.G., S.M.G. Garcia, M.V.D. Achacoso, C.A.P. Debalucos, C.S. Moneva and C.G. Demayo, 2014. Describing populations of Pomacea canaliculata Lamarck from selected areas in Mindanao, Philippines using relative warp analysis of the whorl shell shape. Aust. J. Basic Applied Sci., 8: 355-360.

  95. Cuyacot, A.R., E.M. Sabado and C.G. Demayo, 2014. Variability in the last abdominal sternum of Brontispa longissima populations using outline-based geometric morphometric analysis. Int. J. Biosci. Biochem. Bioinform., 4: 299-303.

  96. Camama, C.G., M.A.J. Torres, M.M.E. Manting, J.J. Gorospe and C.G. Demayo, 2014. Landmark-based geometric analysis in describing the shell of the freshwater gastropod Vivipara angularis (Gastropoda: Viviparidae) from Lake Dapao, Pualas, Lanao del Sur, Mindanao, Philippines. Adv. Environ. Sci., 6: 44-54.
    Direct Link  |  

  97. Camama, C.G., M.A.J. Torres, M.M.E. Manting, J.G. Gorospe and C.G. Demayo, 2014. Compartmentalization in the shells of four lake populations of Vivipara angularis. Ann. Biol. Res., 5: 16-21.
    Direct Link  |  

  98. Belleza, B.G.D. and C.G. Demayo, 2014. Describing compartmentalization in the hind wing of the hispid beetle Brontispa longissima. Eur. J. Zool. Res., 3: 13-18.

  99. Belleza, B.G. and C.G. Demayo, 2014. Describing the wing shape of three local populations of Brontispa longissima using elliptic fourier analysis. Ann. Biol. Res., 5: 47-56.

  100. Belleza, B.G. and C.G. Demayo, 2014. Describing sexual dimorphism in inner wings of Brontispa longissimi using landmark based geometric morphometric analysis. Int. J. Biosci. Biochem. Bioinform., 4: 391-396.
    Direct Link  |  

  101. Barbon, M.M., C.G. Demayo and M.M.E. Manting, 2014. Body shape dimorphism in the adult coconut leaf beetle Brontispa longissima Gestro. J. Applied Sci. Agric., 9: 271-276.

  102. Angeles, A.D.J., J.G. Gorospe, M.A.J. Torres and C.G. Demayo, 2014. Length-weight relationship, body shape variation and asymmetry in body morphology of Siganus guttatus from selected areas in five Mindanao bays. Int. J. Aquat. Sci., 5: 40-57.

  103. Albutra, Q.B., M.A.J. Torres, C.G. Demayo, I.U. Karaye and A.A. Aliero et al., 2014. Qualitative and quantitative analysis of scale shape variation between different body regions of redbreast wrasse (Cheilinus fasciatus). Ann. Biol. Sci., 2: 1-10.

  104. Acevedo, A.M.T., M.A.J. Torres, M.M.E. Manting, E. Sabado, A.R.C. Alfiler and G. Demayo, 2014. Sex ratios of Brontispa longissima (Gestro) infesting coconuts in selected provinces in the Philippines. Ann. Biol. Res., 5: 111-116.
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  105. Acevedo, A.M.T., M.A.J. Torres, A.R.R.R. Alfiler, M.M.E. Manting and C.G. Demayo, 2014. Describing variability in populations of Brontispa longissima using thin-plate spline grids and correlation analyses based on distance matrices. J. Applied Sci. Agric., 9: 212-220.

  106. Acevedo, A.M.T., C.G. Demayo, A.R.R.R. Alfiler, M.M.E. Manting and M.A.J. Torres, 2014. Symmetry analysis of the antennae and elytra of Brontispa longissima (Gestro) collected from different coconut trees in selected plantations in the Philippines. J. Applied Sci. Agric., 9: 15-21.

  107. Warguez, D.A., E.P. Mondejar and C.G. Demayo, 2013. Frogs and their microhabitat preferences in the agricultural and secondary forest areas in the vicinity of Mt. Kalatungan Mountain, Bukidnon, Philippines. Int. Res. J. Biol. Sci., 2: 51-63.
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  108. Warguez, D., P.M. Tagarda and C.G. Demayo, 2013. Diurnal roosting preferences of cave-dwelling bats in Northeastern Agusan Del Norte, Mindanao, Philippines. Extreme Life Biospeol. Astrobiol., 5: 103-116.
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  109. Vasallo, E.G.R., M.A.J. Torres and C.G. Demayo, 2013. Elliptic fourier analysis in describing scutes in selected body regions of Decapterus sp. Int. J. Biosci. Biochem. Bioinform., 3: 411-415.
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  110. Vasallo, E.G., M.A.J. Torres and C.G. Demayo, 2013. Relative warp analysis of parasite-induced plasticity in the shell shape of the O. quadrasi. J. Med. Bioeng., 2: 120-125.
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  111. Torres, M.A., G.S. Figueras, A.J. Luceno, M.L. Patiluna and M.M. Manting et al., 2013. Describing phenotypic diversity in an outbreak population of Rice Black Bugs from Balangao, Diplahan, Zamboanga Sibugay, Philippines, using principal component analysis and K-means clustering of morphological attributes. Adv. Environ. Sci., 5: 15-22.

  112. Torres, M.A., G.M. Ong, R.C. Joshi, A.T. Barrion, L.S. Sebastian and C.G. Demayo, 2013. Forewing venation pattern and genital plate structure in a non-outbreak population of the Rice Black Bug (Scotinophara coarctata Stål) from Lala, Lanao del Norte, Philippines. Anim. Biol. Anim. Husbandry, 5: 6-14.
    Direct Link  |  

  113. Tabugo, S.R.M., M.A.J. Torres and C.G. Demayo, 2013. Determination of developmental modules and conservatism in the fore-and hind wings of two species of dragonflies, Trithemis festiva and Zyxomma obtusum. Nat. J., 17: 29-43.
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  114. Solon, C.C.E., M.A.J. Torres and C.G. Demayo, 2013. Analyzing shape of faces of hypertensive and non-hypertensive males using geometric morphometric methods. J. Med. Bioeng., 2: 126-130.
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  115. Sendaydiego, J.P., M.A.J. Torres and C.G. Demayo, 2013. Describing wing geometry of Aedes aegypti using landmark-based geometric morphometrics. Int. J. Biosci. Biochem. Bioinform., 3: 379-383.

  116. Sanchez, M.L.S., J.G. Gorospe, J.N. Gorospe, M.A.J. Torres and C.G. Demayo, 2013. Describing geographic differences in carapace shape in the blue swimming crab Portunus pelagicus from Mindanao Bays, Philippines. AACL Bioflux, 6: 622-634.

  117. Opema, G.G., R.A. Cabrera, M.A.J. Torres, J.G. Gorospe and C.G. Demayo, 2013. SIrD: A software describing a system of identification for drosophilidae. Int. J. Zool. Res., 9: 1-16.
    CrossRef  |  Direct Link  |  

  118. Manting, M.M.E., M.A.J. Torres and C.G. Demayo, 2013. Describing variability in mandible shapes in selected workers of the ant Diacamma rugosum (LeGuillou) 1842 (Hymenoptera: Formicidae: Ponerinae). Methodology, 2: 8-15.
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  119. Luceno, A.J.M., M.A.J. Torres, S.R. Tabugo and C.G. Demayo, 2013. Describing the body shapes of three populations of Sardinella fimbriata (Valenciennes, 1847) from Mindanao Island, Philippines using relative warp analysis. Ann. Biol. Res., 4: 29-39.
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  120. Leong, R.A., C.A. de la Sena, M.A.J. Torres and C.G. Demayo, 2013. Describing morphological and enzyme polymorphism in the Ribbed Venus Clam Gafrarium tumidum from five marine coastal locations in Mindanao, Philippines. Aquac. Aquarium Conserv. Legislation, 6: 268-280.

  121. Kitche-Arreglado, N.F., J.G. Gorospe, M.A.J. Torres and C.G. Demayo, 2013. Body shape and length-weight relationship of vermiculated spinefoot Siganus vermiculatus collected from the Moro gulf, Philippine sea and Pujada Bay of Mindanao, Philippines. Sci. Int., 25: 841-850.

  122. Hermita, Z.M., J.G. Gorospe, M.A.J. Torres, G.J. Lumasag and C.G. Demayo, 2013. Describing body shape within and between sexes and populations of the Mottled spinefoot fish, Siganus fuscescens (Houttuyn, 1782) collected from different bays in Mindanao Island, Philippines. AACL Bioflux, 6: 222-231.
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  123. Gorospe, J.G. and C.G. Demayo, 2013. Population variability of the Golden rabbit fish (Siganus guttatus Bloch)(Pisces: Siganidae) in Northern Mindanao, Philippines. AACL Bioflux, 6: 188-201.

  124. Demayo, C.G., M.J. Rico and M.J. Torres, 2013. Relative warp analysis of variations in the fore-and hindwings of selected populations of male Neurothemis terminata terminate (ris, 1911). Sci. Int., 25: 277-284.
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  125. Dapar, M.L.G., J.F. Garzon and C.G. Demayo, 2013. Cytotoxic activity and antioxidant potentials of hexane and methanol extracts of IR64 rice bran against human lung (A549) and colon (HCT116) carcinomas. Int. Res. J. Biol. Sci., 2: 19-23.
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  126. Coronel, K.H., M.A. Torres and C.G. Demayo, 2013. Describing compartmentalization in the fore-and hind wings of striped slant-faced grasshopper (Amphitornus sp.). Anim. Biol. Anim. Husbandry, 5: 15-24.
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  127. Anies, O.S., M.A.J. Torres, M.M. Manting and C.G. Demayo, 2013. Landmark-based geometric morphometrics in describing facial shape of the Sama-Banguingui tribe from the Philippines. J. Med. Bioeng., 2: 131-136.
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  128. Abrenica-Adamat, L.R., E.E. Bermudo, M.A.J. Torres, A.L.B. Dupom and C.G. Demayo, 2013. Describing frequency of occurrence, size and stabilimentum-building behavior of four species of orb-web building Argiope spiders. ELBA Bioflux, 5: 28-37.
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  129. Abrenica-Adamat, L.A., M.A.J. Torres, J.G. Gorospe, R.L. Amparado Jr. and C.G. Demayo, 2013. Describing stabilimentum-building and other web characteristics in selected fed and unfed Argiope spiders. Ann. Biol. Res., 4: 55-59.

  130. Unito-Ceniza, K.M., M.A.J. Torres and C.G. Demayo, 2012. Describing body shape of goby, Glossogobius giuris (Hamilton, 1822), from Lake Mainit, Surigao Del Norte using landmark-based geometric morphometrics. Int. Res. J. Biol. Sci., 3: 6-17.

  131. Unito-Ceniza, K.M., M.A. Torres and C.G. Demayo, 2012. Describing body shape variation between sexes of an endemic eleotrid fish Hypseleotris agilis (Herre, 1927), from Lake Mainit, using landmark-based geometric morphometrics. Int. J. Biol. Ecol. Environ. Sci., 1: 201-204.

  132. Tumang, V.M.C., M.A.J. Torres and C.G. Demayo, 2012. Describing developmental modules of modularity and integration in the fore and hind wings of the common evening brown butterfly Melanitis leda Linnaeus (Nymphalidae: Lepidoptera) using MINT software. Egypt. Acad. J. Biol. Sci.: Entomol., 5: 67-72.
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  133. Tabugo, S.R.M., M.A.J. Torres, L.F. Olowa, M.A.B. Sabaduquia, R.M. Macapil, A.M. Acevedo and C.G. Demayo, 2012. Elliptic Fourier analysis in describing Shape of the mandible of the larvae of the coconut leaf beetle Brontispa longissima Gestro, 1885 (Chrysomelidae: Hispinae) collected from plants with varying degrees of damage. Int. Res. J. Biol. Sci., 1: 19-26.

  134. Solon, C.C.E., M.A.J. Torres and C.G. Demayo, 2012. Describing the shape of the face of hypertensive and non-hypertensive adult females using geometric morphometric analysis. Human Vet. Med., 4: 45-51.

  135. Requieron, E.A., M.A.J. Torres and C.G. Demayo, 2012. Applications of relative warp analysis in describing of scale shape morphology between sexes of the snakehead fish Channa striata. Int. J. Biol. Ecol. Environ. Sci., 1: 2277-4394.

  136. Olowa, L.F., M.A.J. Torres, E.C. Aranico and C.G. Demayo, 2012. Medicinal plants used by the Higaonon tribe of Rogongon, Iligan City, Mindanao, Philippines. Adv. Environ. Biol., 6: 1442-1450.
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  137. Nacua, S.S., M.A.J. Torres and C.G. Demayo, 2012. Sexual dimorphism in body shape of Hypseleotris agilis (Herre, 1927) from Lake Lanao, Philippines. Int. Res. J. Biol. Sci., 1: 25-31.
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  138. Moneva, C.S.O., M.A.J. Torres, T. Wada, R. Joshi and C.G. Demayo, 2012. Relative warp and correlation analysis based on distances of the morphological shell shape patterns of Pomacea canaliculata Lamarck from Japan and the Philippines. Adv. Environ. Sci., 4: 12-21.
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  139. Moneva, C.S.O., C.G. Demayo and M.A.J. Torres, 2012. Applications of geometric morphometric analysis in describing sexual dimorphism in shell shapes in Vivipara angularis Muller (Family Viviparidae). Anim. Biol. Anim. Husbandry, 4: 14-19.

  140. Matondo, D.A.P., M.A.J. Torres, J.G. Gorospe and C.G. Demayo, 2012. Describing scale shapes of the male and female Glossogobius aureus Akihito and Meguro, 1975 from Tumaga River, Zamboanga City, Philippines. Egypt. Acad. J. Biol. Sci., 4: 47-58.
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  141. Dorado, E.L., M.A.J. Torres and C.G. Demayo, 2012. Sexual dimorphism in body shapes of the spotted barb fish, Puntius binotatus of Lake Buluan in Mindanao, Philippines. AACL Bioflux, 5: 321-329.
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  142. Dorado, E., M.A. Torres and C.G. Demayo, 2012. Describing body shapes of the white goby, Glossogobius giuris of Lake Buluan in Mindanao, Philippines using landmark-based geometric morphometric analysis. Int. Res. J. Biol. Sci., 1: 33-37.

  143. Demotica, J.S., R.F. Amparado Jr., R.M. Malaluan and C.G. Demayo, 2012. Characterization and leaching assessment of ferronickel slag from a smelting plant in Iligan City, Philippines. Int. J. Environ. Sci. Dev., 3: 470-474.

  144. Demayo, C.G., K.M.C. Cabacaba and M.A.J. Torres, 2012. Shell shapes of the Chinese pond mussel Sinanodonta woodiana (Lea, 1834) from Lawis stream in Iligan City and Lake Lanao in Mindanao, Philippines. Adv. Environ. Biol., 6: 1468-1474.
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  145. Dataman, A., R.F. Amparado Jr., E. Aranico, M.A.J. Torres and C.G. Demayo, 2012. Assessment of solid waste management in the Islamic city of Marawi, Philippines. Int. J. Environ. Sci. Dev., 3: 465-469.
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  146. Dapar, M.L.G., M.A.J. Torres, P.K. Fabricante and C.G. Demayo, 2012. Scale morphology of the Indian goatfish, Parupeneus indicus (Shaw, 1803)(Perciformes: Mullidae). Adv. Environ. Biol., 6: 1426-1432.
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  147. Coronel, K.H.I., M.A.J. Torres and C.G. Demayo, 2012. Describing developmental modules in the hind wing of rice grasshopper, Oxya sp using MINT software. Res. J. Recent Sci., 1: 31-35.
    Direct Link  |  

  148. Coronel, K.H.I., M.A.J. Torres and C.G. Demayo, 2012. Describing compartmentalization in the fore-wing of populations of the rice grasshoppers, Oxya sp.(Acrididae: Orthoptera). Egypt. Acad. J. Biol. Sci.: Entomol., 5: 59-66.
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  149. Barazona, C.A., M.A.J. Torres, J.J. Gorospe and C.G. Demayo, 2012. Describing squamatological variation between sexes of Mesopristes cancellatus (Cuvier, 1989). Int. Proc. Chem. Biol. Environ. Eng., 44: 85-90.
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  150. Apuan, D., M.A.J. Torres and C.G. Demayo, 2012. Modularity and integration analysis of rice seed using MINT ver. 1.0 b software. Adv. Agric. Bot., 4: 22-25.
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  151. Anies, O., C. Demayo, M. Torres, M. Manting, Z. Villaflores and J. Guihawan, 2012. Quality of life of four muslim tribes in Barangay Taluksangay, Zamboanga city, Philippines. Internet J. Biol. Anthropol., Vol. 5. .
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  152. Albutra, Q.B., M.A.J. Torres and C.G. Demayo, 2012. Shapes of mandibles of white stemborer Scirpophaga innotata (Walker, 1863) larvae associated with different rice varieties. Egypt. Acad. J. Biol. Sci., 5: 45-58.

  153. Albutra, Q.B., M.A.J. Torres and C.G. Demayo, 2012. Outline and landmark based geometric morphometric analysis in describing sexual dimorphism in wings of the white stem borer (Schirpophaga innotata Walker). Anim. Biol. Anim. Husbandry, 4: 5-13.
    Direct Link  |  

  154. Albutra, Q.B., M.A.J. Torres and C.G. Demayo, 2012. Describing head shapes of white stem borers (Schirpophaga innotata Walker) that are able to survive on different rice types using Landmark based geometric morphometrics. ELBA Bioflux, 4: 13-21.
    Direct Link  |  

  155. Moneva, C.S.O., M.A.J. Torres and C.G. Demayo, 2012. Relative warp and correlation analysis based on distances of the morphological shell shape patterns among freshwater gastropods (Thiaridae: Cerithimorpha). AACL Bioflux, 5: 124-135.
    Direct Link  |  

  156. Torres, M.A.J., R.C. Joshi, L.S. Sebastian and C.G. Demayo, 2011. Geographic phenetic variation in the golden apple snail, Pomacea canaliculata (Ampullariidae) based on geometric approaches to morphometrics. AES Bioflux, 3: 243-258.
    Direct Link  |  

  157. Torres, M.A.J., R. Joshi, L. Sebastian and C.G. Demayo, 2011. Geographic phenetic variation in the golden apple snail, Pomacea canaliculata (Ampullariidae) based on geometric approaches to morphometrics. Adv. Environ. Sci., .

  158. Torres, M.A.J., L.R.T. Amarillo, R. Joshi, L. Sebastian and Z. aoananet al., 2011. Intra- and Inter-Population Variability in the Golden Apple Snail Pomacea canaliculata. Aust. J. Basic Applied Sci., 5: 789-800.

  159. Torres, M.A.J., G.R.Q. Yanez and C.G. Demayo, 2011. Image analysis of intra-population variability in a non-outbreak population of the Rice Black Bug Scotinophara sp. from Tacurong, Sultan Kudarat, Philippines. Int. J. Comput. Internet Manage., 19: 75.1-75.7.

  160. Teresa, B.A., M.A.J. Torres and C.G. Demayo, 2011. Heritability and frequency occurrence of aging male symptoms in pagadian city and iligan city, Philippines. Proceedings of the First International Conference on Interdisciplinary Research and Development, , May 31, June 1, 2011, Thailand. Special Issue of the International Journal of the Computer, the Internet and Management, 1-76.

  161. Tabugo, S.R.M., M.A.J. Torres and C.G. Demayo, 2011. Determination of Developmental modules and Conservatism in the Fore- and hind wing of two species of dragonflies, Orthetrum sabina and Neurothemis ramburii. Int. J. Agric. Biol., 13: 541-546.
    Direct Link  |  

  162. Moneva, C.S.O., M.A.J. Torres and C.G. Demayo, 2011. Variability in the wing and tail feathers of the rock pigeon (Columba livia). Proc. Int. Conf. Env. Sci. Technol., 2: 327-332.

  163. Hata-as, L.T. and C.G. Demayo, 2011. Physico-chemical analysis and morphometric variability within and between populations of pitar frizzelli in Panguil Bay, Philippines. Mindanao J. Sci. Technol., 9: 1-18.

  164. Gutierrez, P.M. and C.G. Demayo, 2011. Gutierrez, P.M. and C.G. Demayo, 2011. Thin-Plate Spline (TPS) and correlation based on distances coriandis) analyses as tools for the analysis of morphological differences in dragonfly wings. Proc. Int. Conf. Env. Sci. Technol., 2: 375-379.

  165. Galolo, A.R.V., M.A.J. Torres and C.G. Demayo, 2011. Paramere morphology of two colormorphs of the brown planthopper Nilaparvata lugens (Stal) (Homoptera: Delphacidae). Proc. Int. Conf. Env. Sci. Technol., 2: 370-374.

  166. Demayo, C.G., S.A. Harun and M.A.J. Torres, 2011. Procrustes analysis of wing shape divergence among sibling species of neurothemis dragonflies. Aust. J. Basic Applied Sci., 5: 748-759.

  167. Demayo, C.G., R.B. Rampola and M.A.J. Torres, 2011. Describing developmental modules in the Fore-and hind wings of the nymphalid butterfly, Ypthima lisandra cramer using modularity and integration software. Aust. J. Basic Applied Sci., 5: 733-738.

  168. Demayo, C.G., P.Q. Palomares and M.A.J. Torres, 2011. Describing shapes of mandible in selected populations of the rice striped stem borers (Chilo suppressalis, walker, 1863) associated with different rice types. Aust. J. Basic Applied Sci., 5: 739-747.

  169. Demayo, C.G., J. Macabanding and M.A.J. Torres, 2011. Heritability of aggressive behavior in selected cultural groups in mindanao, philippines. Aust. J. Basic Applied Scie., 5: 429-437.

  170. Demayo, C.G., B.A. Teresa and M.A.J. Torres, 2011.. Heritability of Aging Male Symptoms (AMS) in filipino males. Aust. J. Basic Applied Sci., 5: 429-437.

  171. Dalayap, R., M.A.J. Torres and C.G. Demayo, 2011.. Landmark and outline methods in describing petal, sepal and labellum shapes of the flower of Mokara orchid varieties. Int. J. Agric. Biol., 13: 652-658.

  172. Cruz, L.M.L.D., M.A.J. Torres, A.T. Barrion, R. Joshi and L.S. Sebastianet al., 2011. Geometric morphometric analysis of the head, pronotum and genitalia of the rice black bug associated with selected rice types. Egypt. Academic J. Biol. Sci. A. Entomol., 4: 21-31.

  173. Calacat, J.C.B., M.A.J. Torres and C.G. Demayo, 2011. Application of elliptic fourier analysis in understanding leaf shape characters of Anthurium. Adv. Agric. Botanics, 3: 82-92.

  174. Bendoy, C.P., M.A.J. Torres and C.G. Demayo, 2011. Describing head shape variation between sexes and among two colormorphs of the rice bug, Leptocorisa oratorius Fabricius, 1794 (Hemiptera: Alydidae). J. Nat. Stud., 10: 44-52.

  175. Apuan, D.A., M.A.J. Torres, M. Casimero, L.S. Sebastian and C.G. Demayo, 2011. Describing phenotypic variability in seed shapes of weedy rice types in comparison to cultivated and wild rice types using elliptic fourier analysis. Int. J. Agric. Biol., 13: 857-864.
    Direct Link  |  

  176. Apuan, D.A., M.A.G. Torres, J. Gorospe, R. Amparado and C.G. Demayo, 2011. Intra-panicle variation in seed shapes of weedy rice. Aust. J. Basic Applied Sci., 5: 185-191.

  177. Alegre, A.L.I., M.A.J. Torres and C.G. Demayo, 2011. Determination of Host-associated variability in the shape of the mandible of white rice stem borer Scirpophaga innotata Walker (Lepidoptera: Pyralidae). Adv. Environ. Sci. Int. J. Bioflux Soc. AES Bioflux, 3: 53-67.

  178. Albutra, Q.B., M.A.J. Torres and C.G. Demayo, 2011. Determination of sexual dimorphism in the primary wing and tail feathers ofa subspecies of the rock pigeon (Columba livia intermedia) using principal component analysis, elliptic fourier analysis and discriminat analysis. Proc. Int. Conf. on Env. Sci. Technol., 2: 322-326.

  179. Adamat, L.A., M.A.J. Torres, J.A. Gorospe, A.L.A. Barrion-Dupo and C.G. Demayo, 2011. Orb-web design of garden spider, Argiope appensa (Walckenaer, 1841) (Araneae: Araneidae). Aust. J. Basic Applied Sci., 5: 175-184.
    Direct Link  |  

  180. Adamat, L., M.A.J. Torres, J. Gorospe, and C.G. Demayo, 2011. Orb-web design of garden spider, argiope appensa (Walckenaer, 1841) (Araneae:Araneidae). Aust. J. Basic Applied Sci., 5: 171-175.

  181. Adajar, A.Q., M.A.J. Torres and C.G. Demayo, 2011. Sexual dimorphism in the shape of the primary flight feathers of parakeet-budgerigar,Melopsittacus undulatus shaw (1805). Proc. Int. Conf. Env. Sci. Technol., 2: 33-37.

  182. Torres, M.A.J., R. Eupena and C.G. Demayo, 2010. Sexual dimorphism and morphological diversity in the shapes and sizes of the cranium, scapula, mandible and pelvis of selected murid rodents. Aust. J. Basic Applied Sci., 4: 4323-4335.

  183. Torres, M.A.J., L.A. Adamat, M.M.E. Manting, S.R.M. Tabugo and R.C. Joshi et al., 2010. Developmental modules defining the shape of the forewing of Scotinophara coarctata. Egypt. Acad. J. Biol. Sci., 3: 105-112.

  184. Torres, M.A.J., J. Lumansoc and C.G. Demayo, 2010. Variability in head shapes in three populations of the rice bug leptocorisa oratorius (Fabricius) (Hemiptera: Alydidae). Egypt. Acad. J. Biol. Sci., 3: 173-184.

  185. Torres, M.A.J., C.G. Demayo, A.T. Barrion, L.S. Sebastian and A.A. Barrion, 2010. Relative warp analysis of shape variability of the head and pronotum in selected populations of the rice black bug. Aust. J. Basic Applied Sci., 4: 4655-4670.

  186. Torres, M.A.J., A.T. Barrion, R.C. Joshi, L.S. Sebastian, A.A. Barrion, A.A. Barrion-Dupo and C.G. Demayo, 2010. Systematic Relationships of Rice Black Bugs, Scotinophara spp. Inferred using non-metric multidimensional scaling technique and parsimony analysis. Egypt. Acad. J. Biol. Sci., 3: 113-131.

  187. Tabugo, S.R., M.A.J. Torres and C.G. Demayo, 2010. Relative warps and correlation analysis based on distances of the morphological variations in the golden apple snail, pomacea canaliculata from iligan city, Philippines. Proceedings of International Conference on Enviromental Engineering and Applications, October, 7, 2010, IEEE Publications, (Indexed by ISI, Ei Compendex and INSPEC), 81-85.
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  188. Tabugo, S., M.A.J. Torres, J. Gorospe and C.G. Demayo, 2010. Modularity and Integration in the fore- and hindwing of libelludid dragonflies. J. Nature Stud., 9: 201-211.

  189. Rosa, V.G.D., M.A.J. Torres and C.G. Demayo, 2010. Geometric morphometric tools in the analysis of shell shape of twelve local populations of the invasive snail, achatina fulica bowdich from the Philippines. Proceedings of International Conference on Enviromental Engineering and Applications, September, 10-12, 2010, IEEE Publications. (Indexed by ISI, Ei Compendex and INSPEC), 91-95.
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  190. Nacua, S.S., E.L. Dorado, M.A.J. Torres and C.G. Demayo, 2010. Body shape variation between two populations of the White Goby, Glossogobius giuris (Hamilton and Buchanan). Res. J. Fish. Hydrobiol., 5: 44-51.

  191. Matondo, D.A.P., M.A.J. Torres, S.R.M. Tabugo and C.G. Demayo, 2010. Describing variations in scales between sexes of the yellowstriped goatfish, Uppeneus vittatus (Forsskal, 1775) (Perciformes: Mullidae). Egypt. Acad. J. Biol. Sci., 2: 37-50.
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  192. Dorado, E., M.A.J. Torres, J. Gorospe and C.G. Demayo, 2010. Sexual imorphism in body shapes of the Indian climbing perch, anabas testudineus (Bloch, 1792). J. Nature Stud., 9: 213-219.

  193. Dorado, E., M.A.J. Torres, A.A. Barrion, R.F. Amparado, J.J.G. Gorospe and C.G. Demayo, 2010. Sexual dimorphism in body shapes of the three-spotted gourami, Trichogaster trichopterus (Pallas,1770) of lake buluan, mindanao, philippines. Res. J. Fish. Hydrobiol., 5: 111-118.

  194. Demayo, C.G., M.A.J. Torres, P. Olvis and N. Manlegro, 2010. Face shape differences in selected indigenous peoples' groups in mindanao, Philippines. Internet J. Biol. Anthropol., 4: 22-22.
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  195. Demayo, C.G., M.A.J. Torres, A.L. Sinco and M.L. Bonachita-Sanguila, 2010. Geometric morphometric analyses of facial shape in Twins. Internet J. Biol. Anthropol., 4: 13-13.
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  196. Demayo, C.G., M.A.J. Torres and C. Vena, 2010. Face Shapes of Diabetics and Non-diabetics described using geometric morphometrics. Internet J. Endocrinol., 6: 14-14.
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  197. Cagata, L.R., M.A.J. Torres, J.G. Gorospe, M.M.E. Manting and C.G. Demayo, 2010. Variability between and among colormorphs of the goby fish, Hypseleotris agilis herre (Perciformes: Eleotridae). J. Nat. Stud., 9: 149-155.
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  198. Bendoy, C.P., J.T.M. Anthony, S.R. Tabugo and C.G. Demayo, 2010. Sexual dimorphism in the shape of the primary wing and tail feathers of the sky blue parakeet (budgerigar), Melopsittacus undulatus Shaw, 1805 (Psittaciformes: Psittacidae). Egypt. Acad. J. Biol. Sci. Zool., 2: 51-58.
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  199. Ascano II, C.P., J.T.M. Anthony and C.G. Demayo, 2010. Relative warp analysis of head shape variations in Nephotettix virescens Distant (Homoptera: Cicadelidae) infesting rice types with different genes for resistance. Egypt. Acad. J. Biol. Sci., 3: 199-206.

  200. Apuan, D.A., J.T.M. Anthony and C.G. Demayo, 2010. Describing variations and taxonomic status of earthworms collected from selected areas in Misamis Oriental, Philippines using principal component and parsimony analysis. Egypt. Acad. J. Biol. Sci. Zool., 2: 27-36.
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  201. Anthony, J.T.M. and C.G. Demayo, 2010. Landmark-based geometric morphometric analysis of head shape of Uroplata giradi Pic. Proceedings of International Conference on Enviromental Engineering and Applications, October, 7, 2010, IEEE Publications, (Indexed by ISI, Ei Compendex and INSPEC), 76-80.
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  202. Torres, M.A.J., S.B. Razo, C.G. Demayo and A.A. Barrion, 2009. Geometric morphometric analysis of intrapopulational variation in the carapace and telson of the Indo-Pacific mole crab, Hippa pacifica Dana 1852 (Anomura: Hippidae) from Linamon, Lanao del Norte, Philippines. Asian Int. J. Life Sci., 18: 87-97.

  203. Torres, M.A.J., S.B. Razo, A.A. Barrion and C.G. Demayo, 2009. Geometric morphometrics analysis of intrapopulational variation in the carapace and telson of the Indo-Pacific mole crab, Hippa pacifica Dana 1852 (Anomura: Hippidae) from Linamon, Lanao del Norte, Philippines. Asia Life Sci., 18: 87-97.
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  204. Obediente, E.T.E., M.A.J. Torres and J.G. Gorospe, M.M.E. Manting and C.G. Demayo, 2009. Wing shape variability between sexes of the dragonfly neurothemis terminata terminata fraser 1926 (Odonata: Anisoptera). J. Nat. Stud., 8: 119-125.

  205. Galliguez, E.M., M.A.J. Torres and J.G. Gorospe and M.M.E. Manting and C.G. Demayo, 2009. Modularity and integration in the shape of the shell of Vivipara angularis muller (Architaenioglossa: Viviparidae). J. Nat. Stud., 8: 51-58.

  206. Cagata, L.R., M.A.J. Torres, J.G. Gorospe, M.M.E. Manting and C.G. Demayo, 2009. Variability between and among colormorphs of the Goby Fish, Hypseleotris agilis herre (Perciformes: Eleotridae). J. Nature Stud., 8: 43-49.

  207. Bacalso, J.R.A., M.A.J. Torres, J.G. Gorospe, M.M.E. Manting and C.G. Demayo, 2009. Geometric morphometric analysis of face shape variation among maranao students from Iligan city. J. Nat. Stud., 8: 59-67.

  208. Abrenicot-Adamat, L.R., M.A. Torres, A.A. Barrion, A.L. Dupo and C.G. Demayo, 2009. The influence of prey on size, capture area and mesh height of the orb-web of the garden spider Argiope aemula (Walckenaer 1841)(Araneae; Araneidae). Egypt. Acad. J. Biol. Sci., 1: 65-71.

  209. Abrenica-Adamat, L.A., M.A.J. Torres, A.A. Barrion, A.L.B. Dupo and C.G. Demayo, 2009. Salient features of the orb-web of the garden spider, Argiope luzona (Walckenaer, 1841)(Araneae: Araneidae). Egypt. Acad. J. Biol. Sci. B Zool., 1: 73-83.
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  210. Torres, M.A.J., M.M.E. Manting and C.G. Demayo, 2008. Elliptic Fourier Analysis (EFA) of leaflet outline differences in thirteen species of weed legumes. J. Nat. Stud., 7: 117-138.
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  211. Torres, M.A.J., C.G. Demayo and S.V. Siar, 2008. Elliptic fourier analysis of leaf outline differences between and among sixteen species of hoya. Philippine Agric. Sci., 91: 18-28.
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  212. Torres, M.A.J., C.G. Demayo and S.V. Siar, 2008. Corona shape variations among nine species of hoya. Philippine Agric. Sci., 91: 7-17.
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  213. Silao, G.T., M.A.J. Torres and C.G. Demayo, 2008. Variability in the shapes of the pelvic girdles of selected frugivorous and insectivorous bats. J. Nat. Stud., 7: 139-145.

  214. Sarte T.M.A.J.C.E. and C.G. Demayo, 2008. Developmental Independence of the eyespots in the wings of the butterfly Ypthima lisandra. Asia Life Sci., 17: 91-108.

  215. Jaranilla, L.G.F., M.A.J. Torres, C.G. Demayo and M.E.B. Naredo, 2008. Outline analysis of rice seeds (Oryza spp.) and its potential application in the numerical taxonomy and identification of wild rice varieties. J. Nature Stud., 7: 227-240.
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  216. Gorospe, J.G. and C.G. Demayo, 2008. Gut morphology and trophic ecology of the golden rabbitflsh, Siganus guttatus Bloch (Pisces: Siganidae) in Northern Mindanao, Philippines. Asia Life Sci., 17: 271-294.

  217. Dalayap, R.M., M.A.J. Torres, C.G. Demayo, A.A. Barrion and A.T. Barrion, 2008. Patterns of petal and sepal shape variations among nine varieties of dendrobium. J. Nat. Stud., 7: 175-182.

  218. Bonachita, M.L., M.A.J. Torres and C.G. Demayo, 2008. Genetic analysis of behavioral traits in twins. J. Nat. Stud., 7: 83-93.

  219. Ajo, E.R.R., M.A.J. Torres and C.G. Demayo, 2008. Attention deficit hyperactivity disorder among adults in the city of Iligan, Philippines. J. Nat. Stud., 7: 95-100.
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  220. Yu, R.V.T., M.A.J. Torres and C.G. Demayo, 2007. Sexual dimorphism in the size and shape of the wings of the damselfly Pseudagrion pilidorsum. Mindanao Forum, 20: 125-135.

  221. Demayo, C.G., S.G. Jala and M.A.J. Torres, 2007. Geometric morphometric analysis of body shapes of three species of crab spiders. J. Nat. Stud., 6: 1-18.

  222. Demayo, C.G., M.A.J. Torres, A.T. Barrion, R.C. Joshi and L.S. Sebastian, 2007. Geometric Morphometrics in the Rice Blackbug, Scotinophara coarctata Group. In: Rice Black Bugs: Taxonomy, Ecology and Management of Invasive Species, Joshi, R.C., A.T. Barrion and L.S. Sebastian (Eds.). Philippine Rice Research Institute, Philippine, pp: 231-286.

  223. Demayo, C.G., M.A.J. Torres and N. Arumpac, 2007. Discrimination of stock populations of freshwater commercial fishes from Baloi Lake in Lanao del Sur using geometric morphometric approaches of the truss network in fishes. J. Nat. Stud., 6: 19-25.

  224. Dalayap, R.M., M.A.J. Torres, A.A. Barrion, and C.G. Demayo, 2007. Analysis of petal and sepal shape variation in orchids of the genus Vanda (Orchidaceae) by elliptic fourier descriptors and principal component analysis. Mindanao Forum, 20: 177-197.

  225. Demayo, C.G., M.W.T. Yu and M.A.J. Torres, 2003. Web architecture-Morphological relationships among species of spiders in Iligan city. Mindanao Forum, 18: 257-272.

  226. Demayo, C.G., D.V. Quijoy and M.A.J. Torres, 2003. Population structure of the higaunons of rogongon, Iligan city. Mindanao Forum, 18: 273-286.

  227. Tomenio, E. and C.G. Demayo, 1999. Variability in the sponge Phyllospongia foliascene populations from coastal areas in iligan city. Mindanao Forum, 13: 117-140.

  228. Jumawan-Nanual, B. and C.G. Demayo, 1999. Morphometric variability in selected populations of Strombus urceus Linne. Mindanao Forum, 13: 105-116.

  229. Gorospe, J. and C.G. Demayo, 1999. Variability in wild and farmed golden rabbitfish Siganus guttatus bloch (Perciformes: siganidae) in northern mindanao. Mindanao Forum, 13: 71-92.

  230. Demayo, C.G., J.W. Dalugdug and A.A. Barrion, 1999. Effects of turmeric oil, sweetflag oil and margosan-o on the corn weevil Sitophilus zeamais Motsch. Mindanao Forum, 13: 185-202.

  231. Demayo, C.G., E.P. Magallona and A.A. Barrion, 1999. Effects of oil extracts of neem Azadirachta indica A. juss, sweetflag Acorus calamus L. on the rice weevil Sitophilus oryzae. Mindanao Forum, 13: 175-184.

  232. Demayo, C.G., R. Hilario and A.A. Barrion, 1997. Effects of neem-based formulations on the brown planthopper Nilaparvata lugens (Stahl) and white backed planthopper Sogatella furcifera (Horvath). Mindanao Forum, 12: 201-207.

  233. Demayo, C.G., L.S. Basas and A.T. Angeles, 1997. Biology of the goldfringed stem borer Chilo auricilius and evaluation of its response to selected biocides. Mindanao Forum, 12: 189-200.
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  234. Demayo, C.G., A.T. Angeles and C.R. Vega, 1997. Biology of selected rice pests on an artificial diet. Mindanao Forum, 12: 43-50.

  235. Demayo, C.G., A.T. Angeles and A.M. Romena, 1997. Variability in development time and sex ratios of selected local populations of striped stem borer Chilo suppressalis from the Philippines. Mindanao Forum, 12: 51-64.

  236. Demayo, C.G. and I.T. Domingo, 1997. Variability in response of selected traditional and IRRI rices to tungro. Mindanao Forum, 12: 113-122.

  237. Demayo, C.G. and A.T. Angeles, 1997. Variability in rice stem borer populations and their response to Bacillus thuringiensis Strains and endotoxins and Its Implications in the development and possible release of Bt-engineered rice. Mindanao Forum, 12: 81-112.

  238. Magbanua, M.J., C.G. Demayo and A.T. Angeles, 1995. Biology of a local population of the striped stem borer Chilo suppressalis (Walker) (Lepidoptera: Pyralidae) and evaluation of its responses to different rice types and Bacillus thuringiensis formulations. Philipp Ent., 95: 479-522.

  239. Mendoza, E.M.T., C.G. Demayo, R.N. Garcia and D.M. Legacion, 1994. Esterase isozyme analysis of Asiatic corn borer (Ostrinia furnacalis Guenee) populations from the Philippines and Japan. Philippine J. Crop Sci., 19: 163-167.
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  240. Demayo, C.G., F.L. Gould, D.G. Bottrell, A.M. Romena and A.T. Angeles, 1994. Geographic variation in larval survival and growth of six striped stem borer Chilo suppressalis (Lepidoptera: Pyralidae) strains on different rice hosts. Environ. Entomol., 23: 1436-1442.

  241. Demayo, C.G., F.L. Gould, D.G. Bottrell, A.M. Romena and A.T. Angeles, 1994. Geographic variation in larval survival and growth of five yellow stem borer Scirpophaga incertulas (Lepidoptera: Pyralidae) strains on different rice hosts. Philipp Ent., 23: 1428-1435.
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  242. Demayo, C.A.A., R.C. Barrion, Saxena and I. Domingo, 1994. Genetic variation in natural populations of the green leafhopper, Nephotettix virescens distant from the philippines. Philipp. Ent., 9: 302-312.

  243. Demayo, C.A.A., R.C. Barrion, Saxena and I. Domingo, 1994. Cytological and allozyme differentiation in the green leafhopper, Nephotettix virescens Distant adapted in rices with known genes for resistance. Philipp. Ent., 9: 313-323.

  244. Demayo, C.A.A., R.C. Barrion, S.Z.R. Khan, M. Tudor and M. Caoili, 1994. Cytological and biochemical differences between the two species of rice leaffolders, Cnaphalocrocis medinalis and Marasmia patnalis from the Philippines. Philipp. Ent., 9: 324-349.

  245. Bottrell, D.G., R.M. Aguda, F.L. Gould, W. Theunis, C.G. Demayo and W.F. Magalit, 1992. Potential strategies for prolonging the usefulness of Bacillus thuringiensis in engineered rice. Korean J. Applied Entomol., 31: 247-255.

  246. Demayo, C.G., R.C. Saxena and A.A. Barrion, 1990. Allozyme variations in natural populations of the brown planthopper, Nilaparvata lugens from the Philippines. Philipp. Ent., 8: 737-748.

  247. Demayo, C.G., R.C. Saxena and A.A. Barrion, 1990. Allozyme variations among biotypes of the brown planthopper, Nilaparvata lugens (Stal). Biochem. Genet., 29: 115-123.
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  248. Demayo, C.G., R.C. Saxena and A.A. Barrion, 1990. Allozyme variation in local population of the brown planthopper Nilaparvata lugens (Stål) in the Philippines. Philippine Entomol., 8: 737-748.

  249. Demayo, C.G., R.C. Saxena and A.A. Barrion, 1988. Morphological, cytological and biochemical differences among green leafhopper Nephotettix species (Homoptera: Cicadellidae) in the philippines. Philipp. Ent., 7: 359-385.
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