003940000a22001450004500060000800000082001900008245003600027260003500063260000900098300000700107310000800114490005000122490004600172650003000218  a100  a632.950 42 PES  aPesticide residues in food 1977  aRome, FAO of the united nation  c1978  a81  aFAO  a10cFAO plant production ans protection paper  aFAO plant production ans protection paper  aPesticides residues- Food