Simon Muti Mbuvi

Effects of Different forms of Chitosan Manure and DAP Fertilizer on Grain Yield, Biomass and Harvest Index of PH-4 Maize in Kilifi County

Simon Muti Mbuvi, Eunice Monthe John & Allan Humphrey Mwajoha · Journal of Agriculture and Ecology Research International · 2026

Sustaining soil fertility in maize producing areas in Kilifi County is a major challenge. The high cost of inorganic fertilizers, shortened fallow period and poor vegetation regrowth has adversely affected natural processes that replenish soil fertility resulting in poor yields....