000 00302nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"WEBSTER H.SILL,JR"
245 0 _aPlant protection an integrated interdisciplinary approach
260 _bNIL
260 _c1996
365 _b45.00
942 _cBK
999 _c153323
_d153323