Martin Njogu

Combining Ability, Heritability and Heterosis for Grain and Biomass Yield in Cowpea (Vigna unguiculata L. Walp) Hybrids Evaluated under Drought Stress

Joyce Njihia, Moses Muraya & Martin Njogu · International Journal of Plant & Soil Science · 2026

Developing dual-purpose cowpea varieties that combine high grain and biomass yields is important for food and nutritional security in drought-prone environments. This study evaluated combining ability, heterosis, and heritability among six cowpea parental lines and 10 F₁ hybrids...