Gupta, D S
Residue analysis of insecticides - Newdelhi, I C A R 1980 - 374
Insecticides-residue analysis/pesticides/gas chromatography
632. 950 42 GUP
100
Residue analysis of insecticides - Newdelhi, I C A R 1980 - 374
Insecticides-residue analysis/pesticides/gas chromatography
632. 950 42 GUP
100