Phosphate sorption characteristics of eight selected soils of Kenya were determiner order to establish the influence of previous manure and phosphate (P) fertilizer applications. The soils were two ando-humic Nitisols, ...

Energy demand and supply imbalances are a major challenge to development in Sub Saharan African countries. Reliance on petroleum as well as biomass energy sources is both uneconomical and unsustainable. These call for ...