004420000a22001450004500020001500000060000800015082002600023100001900049245010700068260002800175260000900203300000800212490005200220650002400272 a084935210x a100 a628.168 420 287 ANA.1 aChau, Alfred Y aAnalysis of pesticides in water V.1 significance , principles , techniques and chemistry of pesticides aFlorida, CRC Press Inc, c1982 a202 aCRC series in analysis of environmnetal control aPesticides analysis