000 00328nam a2200121Ia 4500
008 170101s1991 xx 000 0 und d
082 _a581.2 SEN
100 _aSen, Chitreswar
245 0 _aBiotechnology in crop protection
260 _aKalyani
_bBidhan chandra krishi viswavidalaya
_c1991
300 _aP.292
942 _2ddc
_cBK
999 _c38731
_d38731