Dr. Orek Ochieng Charles

Senior Lecturer & Research Scientist
Department of Agriculture, Murang‘a University of Technology, Murang‘a, Kenya

Highest Degree
Ph.D. in Plant Sciences from Swiss Federal Institute of Technology, Lausanne, Switzerland

My URL
https://livedna.org/254.41077

Share this Profile

Area of Interest:

Agricultural Sciences
Plant Breeding and Genetics
Plant Sciences
Plant Pathology
Agronomy

Selected Publications

  1. Koima, I.N., D.C. Kilalo, C.O. Orek, J.M. Wagacha and E.N. Nyaboga, 2023. Identification and characterization of Colletotrichum species causing sorghum anthracnose in Kenya and screening of sorghum germplasm for resistance to anthracnose. J. Fungi, Vol. 9. 10.3390/jof9010100.
    CrossRef  |  Direct Link  |  

  2. Orek, C., 2022. Farmer-cultivated landraces and improved cassava genotypes exhibit varied response to cassava brown streak disease under natural infections in Kenya. J. Plant Pathol. Res., 4: 30-44.
    CrossRef  |  Direct Link  |  

  3. Koima, I.N., D.C. Kilalo, C.O. Orek, J.M. Wagacha and E.N. Nyaboga, 2022. Survey of fungal foliar and panicle diseases in smallholder sorghum cropping systems in different agro-ecologies of lower Eastern Kenya. Microbiol. Res., 13: 765-787.
    CrossRef  |  Direct Link  |  

  4. Muute, N.A., B. Muli and O. Charles, 2021. Evaluation of bean common mosaic disease and associated aphid vector, Aphis fabae L., on common bean (Phaseolus vulgaris L.) production in lower Eastern Kenya. Int. J. Pathog. Res., 8: 1-18.
    CrossRef  |  Direct Link  |  

  5. Orek, C., W. Gruissem, M. Ferguson and H. Vanderschuren, 2020. Morpho-physiological and molecular evaluation of drought tolerance in cassava (Manihot esculenta Crantz). Field Crops Res., Vol. 255. 10.1016/j.fcr.2020.107861.
    CrossRef  |  Direct Link  |  

  6. Maluki, M., C. Orek and T. Akuja, 2019. Evaluation and selection of different legumes species based on morphological and nodulation differences under water deficient conditions of lower Eastern Kenya. Int. J. Curr. Res., 11: 3206-3214.
    CrossRef  |  Direct Link  |  

  7. Orek, C.O., 2018. An optimised cetyltrimethylammonium bromide (CTAB)-based protocol for extracting RNA from young and old cassava leaves. J. Adv. Biol. Biotechnol., Vol. 19. 10.9734/JABB/2018/45370.
    CrossRef  |  Direct Link  |  

  8. Koima, I.N., C.O. Orek and S.N. Nguluu, 2018. Distribution of cassava mosaic and cassava brown streak diseases in agro-ecological zones of lower Eastern Kenya. Int. J. Innovative Sci. Res. Technol., 3: 391-399.
    Direct Link  |  

  9. Koima, I.N. and C.O. Orek, 2018. Response to cassava brown streak disease infections in local and improved cassava genotypes under field and greenhouse assays in lower Eastern Kenya. Int. J. Pathog. Res., Vol. 1. 10.9734/ijpr/2018/v1i329616.
    CrossRef  |  Direct Link  |  
Member since January, 2023