000 00520nam a22001697a 4500
008 230223b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a632.951
_bJ5
100 _aMetcalf, Robert L
_91212
245 _aOrganic insecticides:
_bTheir chemistry and mode of action
260 _aNew York:
_bInterscience Publishers, Inc.,
_c1955
300 _ax, 392p.
650 _aAgriculture
653 _aChemistry
653 _aToxicology
942 _2udc
_cREF
999 _c3514
_d3514