Browsing School of Agriculture & Food Science by Author "Maingi, John M"
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Nitrogen fixation by common bean (Phaseolus vulgaris L.) in pure and mixed stands in semi-arid south-east Kenya
Maingi, John M; Shisanya, Chris A; Gitonga, Nkanata M; Hornetz, Berthold (Elsevier, 2001)Research was carried out in the field on the effect of intercropping common bean and maize crops in a semi-arid zone of south-east Kenya over two rainy seasons in 1997. The experimental design was a randomised complete ... -
Population levels of indigenous bradyrhizobia nodulating promiscuous soybean in two Kenyan soils of the semi-arid and semi-humid agroecological zones
Maingi, John M; Gitonga, Nkanata M; Shisanya, Chris A; Hornetz, Berthold; Muluvi, Geoffrey M (Journal of Agriculture and Rural Development in the Tropics and Subtropics (JARTS), 2006)Soybeans grown in Africa have been selected to nodulate effectively with indigenous Bradyrhizobium spp. populations since Bradyrhizobium japonicum populations are considered absent or in very low numbers in African soils. ... -
Studies of Warburgia ugandensis lyophilized crude extract with Trichoderma asperellum on tomato blight pathogens
Kamau, Esther W; Mworia, Eric G; Masinde, Peter W; Maingi, John M (The Journal of Phytopharmacology, 2021)Early and late blights in tomatoes are among the most destructive diseases. The causative agents are Alternaria solani and Phytophthora infestans respectively. Warburgia ugandensis extracts have beendemonstrated to have ...