Jonah Ngeno

Nutrient Use Efficiency in Maize (Zea mays): Response to Organic-Inorganic Phosphorus Substitutions in Western Kenya

Modeste Hatangimana, Chimango Peace Banda, Jonah Ngeno, Harold Rachuonyo, Kevin Churchil & Dishon Ogutu · Asian Journal of Soil Science and Plant Nutrition · 2025

Aims: The degrading soil fertility and inefficient application of fertilizers limit the production of sustainable maize in sub-Saharan Africa. The objective of the study was to determine the effects of substituting organic and inorganic phosphorus sources (P) on nutrient uptake a...

Open access Research Article 10.9734/ajsspn/2025/v11i4577

Overview of Common Bean (Phaseolus vulgaris L.), Economic Importance, Ecological Requirements, and Production Constraints in Kenya

Mercy Kiende Muchomba, Esther Mwende Muindi, Naomi Kandie & Jonah Ngeno · International Journal of Plant & Soil Science · 2026

Common bean (Phaseolus vulgaris L.) is a major legume crop of global and national importance, contributing significantly to food security, nutritional diversity, and the livelihoods of households by providing essential dietary protein, minerals and income.  In Kenya, common bean...

Open access Research Article 10.9734/ijpss/2026/v38i15939