Musungayi, EM, Ngugi K, Ngugi K, Muthomi JW, Were VW, Olubayo FM, Nzuve FM.  2018.  Evaluation of resistance of cassava half-sib progenies to cassava mosaic disease and their agronomic performances in Western Kenya. Journal of Agricultural Science. 10(12):78-91.
Muthomi, J.  2018.  Technologies and innovations in Phytosanitary Systems, 4-8 June. The 2nd Phytosanitary Conference. , KEPHIS Headquarter, Nairobi, Kenya
M.E, Y, Kimani PM, Kimani, P.M; Kimani JM, Muthomi JW.  2018.  Screening Upland Rice Genotypes for Grain Yield and Grain Quality in Kenya. Research journali’s Journal of Agriculture. 5(7):1-15.
Yuga, ME, Kimani, P.M; Kimani JM, Kimani PM, Olubayo MF, Muthomi JW, Nzuve FM.  2018.  Combining Ability and Heterosis for Agronomic and Yield Traits in Indica and Japonica Rice Crosses. Journal of Agricultural Science . 10(12):92-103.
Mbusa, HK, Ngugi K, Olubayo FM, Kivuva BM, Muthomi JW, Nzuve FM.  2018.  The Inheritance of Yield Components and Beta Carotene Content in Sweet Potato. Journal of Agricultural Science. 10(2):71-81.
Pierre, HJM, Kinama JM, Olubayo FM, Wanderi SW, Muthomi JW, Nzuve FM.  2018.  Effect of Intercropping Maize and Promiscuous Soybean on Growth and Yield. . Journal of Experimental Agriculture International. 12(2):1-21.
Pierre, HJM, Kinama JM, Olubayo FM, Olubayo FM.  2018.  Effect of Intercropping Maize-Soybean on Grain Quality Traits in Kenya. Journal of Agricultural Science. 10(2):341-351.
Mdenye, BB, Kinama JM, Olubayo FM'mogi, Kivuva BM, Muthomi JW.  2018.  Effect of storage methods of cassava planting materials on establishment and early growth vigour. International Journal of Agronomy and Agricultural Research (IJAAR) . 12(1):1-10.
Muthomi, JW, Wafula GO, Nderitu JH, Chemining’wa GN.  2018.  Integration of Seed Dressing, Bio-pesticides and Intercropping to Reduce Pesticide Use in Snap Bean Production. International Journal of Agricultural Sciences and Natural Resources. 5(1):12-20.
Mumia, BI, Muthomi JW, Narla RD, Nyongesa MW, Olubayo FM.  2018.  Seed Potato Production Practices and Quality of Farm Saved Seed Potato in Kiambu and Nyandarua Counties in Kenya. World Journal of Agricultural Research. 6(1):20-30.
Buyela, SN, Muthomi JW, Mwang’ombe AW, Njau P, Olubayo F.  2018.  Effect of Seed Treatment on Wheat Seed Viability and Vigour.. American Journal of Agricultural Science. 5(1):1-9.
Ochichi, PB, Muthomi JW, WAGACHA JOHNMAINA.  2018.  Contribution of Seed Quality to the Occurrence of Fungal and Bacterial Diseases of Farmer Produced Common Bean in Varied Agro-Climatic Zones of Western Kenya.. American Journal of Agricultural Science. 5(2):19-27.
Rono, S, Nzuve F, Muthomi J, Kimani J.  2018.  Combining Ability of Agronomic and Yield Traits in Rice Genotypes. Journal of Plant Physiology & Pathology. 6:2.
Birithia, R, Subramanian S, Muthomi JW, Narla RD.  2018.  Seasonal dynamics and alternate hosts of thrips transmitted Iris yellow spot virus in Kenya. African Crop Science Journal . 26(3):365–376.
Kambura, C, Tanga CM, Kilalo D, Muthomi J, Salifu D, Rwomushana I, Mohamed SA, Ekesi S.  2018.  Composition, Host Range and Host Suitability of Vegetable-Infesting Tephritids on Cucurbits Cultivated in Kenya. African Entomology. 26(2):379–397.
Lengai, G, Muthomi J.  2018.  Biopesticides and Their Role in Sustainable Agricultural Production. Journal of Biosciences and Medicines. 6:7-41.


Wafula, GO, Muthomi JW, Nderitu JH, Chemining’wa GN.  2017.  Efficacy of Potassium Salts of Fatty Acids in the Management of Thrips and Whitefly on Snap Beans. Sustainable Agriculture Research. 6:45-54.
Sitta, J, Nzuve F, Olubayo FM, Mutinda C, Muiru WM, Miano DW, Muthomi JW, Leley PK.  2017.  Response of Assorted Maize Germplasm to the Maize Lethal Necrosis Disease in Kenya.. Journal of Plant Studies. 6(2):65-76.
Lorroki, P, Muthomi J, Ininda J, Gichuru L, Githiri S, Wagacha. M.  2017.  Mode of Gene Action to Maize Streak Virus in Mid Altitude Inbred Lines CML202 and Osu23i. International Journal of Applied Science and Technology. 7(3):9-18.
Achieng, BO, Nzuve FM, Muthomi JW, Olubayo FM.  2017.  Evaluation of maize (Zea mays L.) genotypes for resistance to Aspergillus flavus infection. International Journal of Agronomy and Agricultural Research. 10(6):85-94.
Mumia, BI, Muthomi JW, Narla RD, Nyongesa M, Olubayo FM.  2017.  Effect of Seed Potato Tuber Storage Methods on Occurrence of Potato Diseases. International Journal of Research in Agricultural Sciences . 4(4):23-48.
Malemba, GM, Nzuve FM, Kimani, P.M; Kimani JM, Olubayo MF, Muthomi JW.  2017.  Combining Ability for Drought Tolerance in Upland Rice Varieties at Reproductive Stage. Journal of Agricultural Science. 9(3):138-150.
Akello, MO, Nzuve F, Olubayo F, Macharia G, Muthomi J.  2017.  Identification of Resistance Sources to Wheat Stem Rust from Introduced Genotypes in Kenya. Journal of Agricultural Science. 9(2):73-87.
Jimmy, ML, Nzuve F, Flourence O, Manyasa E, Muthomi J.  2017.  . Genetic variability, heritability, genetic advance and trait correlations in selected sorghum (Sorghum bicolor L. Moench) varieties. International Journal of Agronomy and Agricultural Research. 11(5):47-56.
Mutinda, YA, Muthomi JW, Kimani JM, Cheminigw’wa GN, Olubayo FM.  2017.  Viability and Dormancy of Rice Seeds after Storage and Pre-treatment with Dry Heat and Chemical Agents. Journal of Agricultural Science. 9(7):175-185.
Maina, AW, Wagacha JM, Wagacha JM, Mwaura FB, Muthomi JW, Woloshuk CP.  2017.  Assessment of Farmers Maize Production Practices and Effect of Triple-Layer Hermetic Storage on the Population of Fusarium Spp. and Fumonisin Contamination. World Journal of Agricultural Research. 5(1):21-30.
Morris, MM, Muthomi JW, Wagacha JM.  2017.  Effect of Soil Fertility and Intercropping on the Incidence and Severity of Root Rot Diseases of Common Bean (Phaseolus vulgaris L.). . World Journal of Agricultural Research. 5(4):189-199.
Lengai, GMW, Muthomi JW, Narla RD, Wagacha M.  2017.  Efficacy of Plant Extracts and Antagonistic Fungi in Managing Tomato Pests and Diseases under Field Conditions. Journal of Agriculture and Life Sciences. 4(2):20-27.
Muthomi, JW, Fulano AM, Wagacha JM, Mwang’ombe AW.  2017.  Management of Snap Bean Insect Pests and Diseases by Use of Antagonistic Fungi and Plant Extracts. Sustainable Agriculture Research. 6(3):52-63.
Stasiewicz, MJ, Falade TDO, Mutuma M, Mutiga SK, Harvey JJW, Fox G, Pearson TC, Muthomi JW, Nelson RJ.  2017.  Multi-spectral kernel sorting to reduce aflatoxins and fumonisins in Kenyan maize. Food Control. (78):203–214.
Muthomi, JW, Lengai GMW, Wagacha MJ, Narla RD.  2017.  In vitro activity of plant extracts against some important plant pathogenic fungi of tomato. Australian Journal of Crop Science. 11(6):83-689.


Fulano, AM, Muthomi JW, Wagacha JM, Mwang’ombe AW.  2016.  Efficacy of Antagonistic Fungal Isolates in Management of Diseases in Snap Beans, 17-21 October . 5th Biennial RUFORUM Conference. , Cape Town, South Africa
Lengai, GMW, Muthomi JW, Wagacha JM, Narla RD.  2016.  Plant extracts and antagonistic fungi as alternatives to synthetic pesticides in management of fungal diseases of tomato, 17-21 October . 5th Biennial RUFORUM Conference. , Cape Town, South Africa
Mutuma, M, Muthomi JW, Stasiewicz M.  2016.  Low-cost Optical Sorting to Remove Mycotoxins from Maize in Local Kenyan Mills., 1-5 August. Nairobi Innovation Week 2016. , University of Nairobi, Kenya
Muthomi, JW, Lengai GMW, Fulano AM, Wagacha JM, Narla RD, Mwang’ombe AW.  2016.  Biopesticide-based IPM systems to reduce synthetic pesticide residues in vegetables for niche market access by small holder growers, 17-21 October . 5th Biennial RUFORUM Conference. , Cape Town, South Africa
Muthomi, J.  2016.  Pest diagnostics in phytosanitary systems, 12-16 September. International Phytosanitary Conference. , KEPHIS Headquarters, Karen, Nairobi, Kenya
Muthomi, JW, Mwang’ombe AW, Olubayo FM.  2016.  Improving access to postgraduate training in Crop Protection for agricultural practitioners through distance learning at the University of Nairobi, Kenya, 27-30 November. 8th Pan Commonwealth Forum on Open Learning (PCF8). , Open University of Malaysia, Kuala Lumpur, Malaysia
Leitich, RK, Arinaitwe W, Mukoye B, Omayio DO, Osogo AK, Were HK, Muthomi JW, Otsyula RM, Abang MM.  2016.  Mapping of Angular Leaf Spot Disease Hotspot Areas in Western Kenya Towards Its Management. American Journal of Applied Scientific Research. 2(6):75-81.
Langa, FP, Muiru WM, Mbuge D, Ragwa LRM, Olubayo FM, Muthomi JW.  2016.  Influence of Endosperm Types, Seed Moisture Content and Threshing Methods on Germination and Seedling Vigour of Sorghum. World Journal of Agricultural Sciences . 12(5):378-383.
Maina, AW, Wagacha JM, Mwaura FB, Muthomi JW, Woloshuk CP.  2016.  Postharvest Practices of Maize Farmers in Kaiti District, Kenya and the Impact of Hermetic Storage on Populations of Aspergillus Spp. and Aflatoxin Contamination. Journal of Food Research. 5(6):53-66.

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