Residual characteristics of HCHs and DDTs in agricultural soils from Guangzhou
WU Zhisheng, XIE Guangyan, YAN Guoyi, ZHANG Tianbin, GAO Yuanxue, WAN Hongfu
Ecology and Environment . 2009, (4): 1256 -1260 .  DOI: 10.16258/j.cnki.1674-5906(2009)04-1256-05

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