000 00311nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a632
_bSIL
100 _aSill, Webster H.
245 _aPlant protection : an integrated interdisciplinary approach
260 _bThe Iowa State University
_aAmes, Iowa
_c1982
999 _c132411
_d132411