Verticle distribution of organochlorine pesticides in reclaimed water irrigation area in Beijing suburbs
MA Wenjie, HE Jiangtao, JIN Aifang, Wei Yongxia, Chen Sunuan
Ecology and Environmental Sciences . 2010, (7): 1675 -1681 .  DOI: 10.16258/j.cnki.1674-5906(2010)07-1675-07