1. Wiratama, R.A., E. Hanudin and B.H. Purwanto, 2021. Intercalation and calcination as methods to reduce expansive soil properties. Sains Tanah J. Soil Sci. Agroclimatology, 18: 36-47.
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2. Tamad, A. Maas, E. Hanudin and J. Widada, 2021. The mechanism of phosphate bacteria in increasing the solubility of phosphorus in Indonesian Andisols. J. Water Land Dev., 49: 188-194.
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3. Suprihatin, A., B.H. Purwanto, E. Hanudin and M. Nurudin, 2021. Effect of cropping rotation patterns on rice productivity in irrigated rice fields. IOP Conf. Ser.: Earth Environ. Sci., Vol. 752. 10.1088/1755-1315/752/1/012002.
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4. Rachman, L.M., F. Hazra, A. Hartono, B. Mulyanto and E. Hanudin, 2021. Formulation of soil quality index plus to support soil management in preventing soil degradation in dryland farming IOP Conf. Ser.: Earth Environ. Sci., Vol. 694. 10.1088/1755-1315/694/1/012057.
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5. Minarsih, S., E. Hanudin and M. Nurudin, 2021. The earthworm's diversity and their relationship to the soil physicochemical properties under the stands of perennial plant at the Mount Merapi forest, Yogyakarta, Indonesia. Biodiversitas J. Biol. Diversity, 22: 3237-3244.
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6. Mansyur, N.I., E. Hanudin, B.H. Purwanto and S.N.H. Utami, 2021. The nutritional value of shrimp waste and its response to growth and N uptake efficiency by corn. IOP Conf. Ser.: Earth Environ. Sci., Vol. 748. 10.1088/1755-1315/748/1/012013.
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7. Kusumawati, A., E. Hanudin, B.H. Purwanto and M. Nurudin, 2021. Sugarcane growth and yields in response to long-term monoculture practices under different soil orders. IOP Conf. Ser.: Earth Environ. Sci., Vol. 752. 10.1088/1755-1315/752/1/012007.
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8. Dewi, T., E. Martono, E. Hanudin and R. Harini, 2021. Source identification and spatial distribution of heavy metal concentrations in shallot fields in Brebes Regency, Central Java, Indonesia. Appl. Environ. Soil Sci., Vol. 2021. 10.1155/2021/3197361.
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9. Dewi, T., E. Martono, E. Hanudin and R. Harini, 2021. Heavy metals contamination assessment in agricultural soil for shallot in Wanasari, Brebes Regency, Central Java Province. IOP Conf. Ser.: Earth Environ. Sci., Vol. 752. 10.1088/1755-1315/752/1/012056.
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10. Ariani, M., E. Haryono and E. Hanudin, 2021. Greenhouse gas emission from rice field in Indonesia: Challenge for future research and development. Indonesian J. Geogr., 53: 30-43.
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11. Utami, K., E. Hanudin and M. Nurudin, 2020. The kinetics curve of nitrogen mineralization from perennial leaves litter decomposed by earthworm (Phretima californica). Sains Tanah J. Soil Sci. Agroclimatology, 17: 152-160.
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12. Utami, A.I., P.O. Bimantara, R. Umemoto, R.K. Sabri, V. Kautsar, K. Tawaraya, E. Hanudin and W. Cheng, 2020. Incorporation of winter grasses suppresses summer weed germination and affects inorganic nitrogen in flooded paddy soil. Soil Sci. Plant Nutr., 10.1080/00380768.2020.1725914.
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13. Sahfitra, A.A., E. Hanudin, C. Wulandari and S.N.H. Utami, 2020. NPK uptake and growth of maize on ombrogenous peat as affected by the application of mycorrhizal fungal multi-spores and compound fertilizers. Ilmu Pertanian (Agric. Sci.), 5: 76-85.
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14. Riyadi, A.S., E.T.S. Putra and E. Hanudin, 2020. The influence of urease and nitrification inhibitor on loss of N and oil palm harvest in peat. Ilmu Pertanian (Agric. Sci.), 5: 110-116.
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15. Ratnasari, P., T. Tohari, E. Hanudin and P. Suryanto, 2020. Effect of trenches with organic matter and KCl fertilizer on growth and yield of upland rice in eucalyptus agroforestry system. Planta Tropika, 8: 114-125.
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16. Heliani, L.S., C. Pratama, Danardono, N. Widjajanti and E. Hanudin, 2020. Spatiotemporal variation of vertical displacement driven by seasonal hydrological water storage changes in Kalimantan, Indonesia from GPS observation. Geod. Geodyn., 11: 350-357.
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17. Alam, S., B.H. Purwanto, E. Hanudin and E.T.S. Putra, 2020. Soil diversity influences on oil palm productivity in Ultramafic ecosystems, Southeast Sulawesi, Indonesia. Biodiversitas J. Biol. Divers., 21: 5521-5530.
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18. Airlangga, T.A., N. Matsue, E. Hanudin and E. Johan, 2020. Phosphate adsorption capacity of allophane from two volcanic mountains in Indonesia. J. Trop. Soils, 25: 39-46.
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19. Taher, R., M. Nurudin and E. Hanudin, 2019. Characteristics of soils developing from gabbro, phyllite and chert parent pock in karangsambung district. IImu Pertanian, 4: 131-139.
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20. Rahayu, M., P. Yudono, D. Indradewa and E. Hanudin, 2019. The diversity and physiological activities of weeds in land cultivated with various corn cultivars and fertilized with various nitrogen doses. Biodiversitas, 20: 622-628.
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21. Rahayu, M., P. Yudono, D. Indradewa and E. Hanudin, 2019. Growth responses of corn cultivars on weed and nitrogen application. IOP Conf. Ser.: Earth Environ. Sci., i:10.1088/1755-1315/250/1/012010.
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22. Minhal, F., A. Ma'as, E. Hanudin and P. Sudira, 2019. Improvement of the chemical properties and buffering capacity of coastal sandy soil as affected by clays and organic by-product application. Soil Water Res. 15: 93-100.
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23. Mansyur, N.I., E. Hanudin, B.H. Purwanto and S.N.H. Utami, 2019. Morphological characteristics and classification of soils formed from acidic sedimentary rocks in North Kalimantan. IOP Conf. Ser.: Earth Environ. Sci., 10.1088/1755-1315/393/1/012083.
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24. Kusumawati, A., E. Hanudin, B.H. Purwanto and M. Nurudin, 2019. Composition of organic C fractions in soils of different texture affected by sugarcane monoculture. Soil Sci. Plant Nutr., 66: 206-213.
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25. Fibrianty, A. Ma’as, E. Hanudin and P. Sudira, 2019. Water use efficiency and yield of shallot on coastal sandy soil ameliored by clay and biopolymer. IOP Conf. Ser.: Earth Environ. Sci., 10.1088/1755-1315/393/1/012061.
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26. Abduh, A.M., E. Hanudin, B.H. Purwanto and S.N.H. Utami, 2019. Effect of plant spacing and organic fertilizer doses on methane emission in organic rice fields. Environ. Nat. Resour. J. 18: 66-74.
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27. Aziez, A.F., E. Hanudin and S. Harieni, 2018. Impact of water management on root morphology, growth and yield component of lowland rice varieties under the organic system of rice intensification. J. Degrade. Min. Land Manage., 5: 1035-1045.
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28. Az, A.F., D. Indradewa, P. Yudono and E. Hanudin, 2018. Physiological characters of the local and improved cultivars of rice under organic culture. J. Agronomy, 17: 56-61.
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29. Aini, L.N., B.H. Sunarminto, E. Hanudin and J. Sartohadi, 2018. Soil morphogenesis diversity at the southern flank of Merapi Volcano, Indonesia five years post-eruption. Indain J. Agric. Res., 10.18805/IJARe.A-325.
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30. Mujiyo, M., B.H. Sunarminto, E. Hanudin, J. Widada and J. Syamsiyah, 2017. Methane production potential of soil profile in organic paddy field. Soil Water Res., .
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31. Hanudin, E., N. Yuliani and D.B.H. Purwanto, 2017. Chemical characteristics and morphology of amorphous materials derived from different parent materials from central java, Indonesia. Int. J. Soil Sci., 12: 54-64.
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32. Nurhayati, D.R., P. Yudono, Taryono and E. Hanudin, 2016. The application of manure on sesame (Sesamum indicum L.) under coastal sandy land area in Yogyakarta, Indonesia. Int. Res. J. Eng. Technol., 3: 2047-2051.
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33. Mujiyo, B.H. Sunarminto, E. Hanudin, J. Widada and J. Syamsiyah, 2016. Methane emission on organic rice experiment using Azolla. Int. J. Appl. Environ. Sci., 11: 295-308.
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34. Mujiyo, M., B.H. Sunarminto, E. Hanudin and J. Widada, 2015. Soil fertility status of organic paddy experiment. Sains Tanah J. Soil Sci. Agroclimatol., 12: 61-66.
35. Hanudin, E., M. Setiawan and Z. Ikawati, 2015. Relationship of soil quality and Vitexicarpine content in the leaves of Vitex trifolia L. Afr. J. Agric. Res., 10: 2680-2686.
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36. Hanudin, E., S.T. Sukmawati, B. Radjagukguk and N.W. Yuwono, 2014. The effect of humic acid and silicic acid on P adsorption by amorphous minerals. Procedia Environ. Sci., 20: 402-409.
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37. Hanudin, E., T.D. Apriyanti and N.W. Yuwono, 2013. Interaction of Ca and B absorption by ground peanut on rhodic paleudalfs as affected by dolomite and boric acid applications. Soil-Water J., 6: 4586-4592.
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38. Hanudin, E., H. Wismarini, T. Hertiani and B.H. Sunarminto, 2012. Effect of shading, nitrogen and magnesium fertilizer on phyllanthin and total flavonoid yield of Phyllanthus niruri in Indonesia soil. J. Med. Plants Res., 6: 4586-4592.
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39. Ismangil and E. Hanudin, 2005. Dissolution of some primary minerals by some organic acids. Soil Environ. J., 5: 1-17.
40. Hanudin, E. and B. Triyatmo, 2004. Improvement of cation exchange capacity of natural zeolite with alkali treatments. Jurnal Zeolit Indonesia, 3: 25-29.
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41. Hanudin, E., N. Matsue and T. Henmi, 2002. Reactions of Some Short-Range Ordered Aluminosilicates with Selected Organic Ligands. In: Soil Minerals-Organic Matter-Microorganism Interactions and Ecosystem Health. Violate, A., P.M. Huang, J.M. Bollag and L. Gianfreda (Ed.). Elsevier, Amsterdam, The Netherlands, pp: 319-332..
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42. Hanudin, E., N. Matsue and T. Henmi, 2000. Change in charge characteristics of allophane with adsorption of low molecular weight organic acids. Clay Sci., 11: 243-255.
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