Progress and problems in pesticide-residue analysis : proceedings
Symposium on Progress and Problems in Pesticide-Residue Anal
Progress and problems in pesticide-residue analysis : proceedings - Ludhiana Punjab Agricultural University 1973 - 24cm. 336+10
SPRAYING & DUSTING IN AGRICULTURE
PESTICIDES SPRAYING & DUSTING IN AGRICULTURE
632.94 S99P
Progress and problems in pesticide-residue analysis : proceedings - Ludhiana Punjab Agricultural University 1973 - 24cm. 336+10
SPRAYING & DUSTING IN AGRICULTURE
PESTICIDES SPRAYING & DUSTING IN AGRICULTURE
632.94 S99P