In two years of farm trials the recommended rates of NPK and poultry manure for cassava cultivation offered no advantage over half quantities. The root yield increase over the control was 70 to over 100%, and a partial budget analysis indicated that 2.5 t/ha poultry manure should increase farmers' monetary returns by at least 50%.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.