000 00285nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aSILL (WEBSTER)
245 0 _aPlant protection: an integeratedinter di
260 _cIOWA State Uni.
365 _b0
650 _aNIL
942 _cBK
999 _c91023
_d91023