00639nam a2200193 4500 BD-DhUL 20150113173954.0 150113s1991 ii a|||| |||| 000 0 eng d BD-DhUL BD-DhUL 630 BIO Biotechnology of crop protection : a selection of symposium and invited papers / Edited by Chitreswar Sen & Sunil Datta. India : Bidhan Chandra Krishi Viswavidyalaya, c1991. xx, 294 p. : ill. ; 24 cm. Includes bibliography. Biotechnology. Sen, Chitreswar . ed. Datta, Sunil. ed. ddc BK 30466 30466 0 0 ddc 0 BIO 0 NFIC 57655 DUSL DUSL GEN 1999-10-12 Gift BIO 380513 2015-01-13 2015-01-13 BK