000 00471 a2200145 4500
001 I 442
050 _aTP248.P47
_b.W46 1961
245 1 4 _aSpecification for Pestisides:Insecticides-Rodenticides-Molluscicides Herbicides-Auxiliary Chemicals spraying and dusting apparatus
260 _aGeneva
_bWorld Health Organization
_c1961
300 _a2nd Edition
650 _aAuxiliary Chemicals
650 _aDusting apparatus
650 _aMolluscicides, Herbicides
942 _cBK
999 _c8094
_d8094