Brassica juncea
Using oil cake from neem ("Azadirachta indica"), karanj ("Pongamia pinnata"), Indian mustard ("Brassica juncea"), polanga ("Calophyllum inophyllum"), groundnuts ("Arachis hypogaea"), mahua ("Madhuca longifolia") and cotton ("Gossypium sp.") could suppress population of "P. zeae".