000 00270nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aSB 608 .R7 I58 1990
100 _aHAHN K. S.
245 0 _aINTERGRATED PEST MANAGEMENT FOR TROPICAL ROOT AND TUBER CROPS
942 _cBK
999 _c201900
_d201900