Effects of Neem (Azadirachta indica A. Juss) Products on Aphis craccivora and its Predator Harmonia axyridis on Cowpea
P. K. Baidoo, D. Baidoe-Ansah & I. Agbonu · Journal of Experimental Agriculture International · 2012
Aims: To assess the effectiveness of two neem formulations in the control of cowpea aphid, Aphis craccivora and how these affect its predator Harmonia axyridis. Study Design: The experiment was conducted in a Randomized Complete Block Design in which cowpea was planted on raised...
Open access
Research Article
10.9734/AJEA/2012/928