Application of Moringa leaves as soil amendment to tiger-nut for suppressing weeds in the Nigerian Savanna.

Background: The allelopathic effect of Moringa (Moringa oleifera Lam.) leaves applied as organic manure in tiger nut (Cyperus esculentus L.) production on associated weeds was investigated in the guinea savanna of South West Nigeria, during the 2014 (September - November) and 2015 (June - August) wet seasons.