Effect of poultry manure and NPK on yield and storability of orange-and white-fleshed sweet potato [Ipomoea batatas (L.) Lam]
Sweet potato [Ipomoea batatas (L.) Lam] is amongst the most commonly grown root crops in Sub-Saharan Africa. Comparatively,orange-fleshed cultivars of sweet potato are richer in beta carotene, a precursor to dietary vitamin A than white-fleshed ones. In spite of their health benefits, yields have been low in Africa due to low soil fertility. Studies were therefore conducted to determine the effect of amending soils with...