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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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