Efficacy of pongamia oil soap against cowpea aphid, Aphis craccivora infesting vegetable cowpea, Vigna unguiculata was evaluated during rabi and summer seasons in comparison with neem oil soap, spinosad, soap solution and absolute control. Pongamia oil soap 2 per cent showed the highest efficacy without phytotoxicity followed by 1 per cent while neem oil soap 0.6 per cent was on par with pongamia oil soap 0.6 per cent. All treatments having pongamia oil soap were significantly superior to absolute control.
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