000 00319nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a632.951:54
_bSHE
100 _aSHEPARD, Harold H
245 0 _aChemistry and action of insecticides
260 _aNew York
_bMcGraw Hill
_c1951
650 _aInsecticides
942 _cBK
999 _c19470
_d19470