000			003220000a22001330004500
082			_a574.5072 ADV.04
100			_aCragg, J B
245			_aAdvances in ecological research V 4
260			_aU S A, Academic press
260			_c1967
300			_a311
650			_aEcological research/ pesticide problem
942			_cBK
999			_c347353 _d347353