TY - BOOK AU - Choudhary, R. S. TI - Residues and Residual Effectiveness of Some Organophosphorus Insecticides Against the Pest Complex of Okra (Abelmoschus Esculentus (Linn) Moench) U1 - 632.951 PY - 1987/// CY - .- Pusa, Samastipur PB - : RAU KW - Entomology KW - Okra KW - Insecticides KW - Organophosphorus KW - Thesis KW - Ph. D ER -