College;
of;
Environmental;
and;
Resource;
Sciences,;
Zhejiang;
University,;
Hangzhou;
310028,;
China;
Soil;
and;
Environment;
Bioremediation;
Research;
Center,;
Institute;
of;
Soil;
Science,;
Chinese;
Academy;
of;
Sciences,;
Nanjing;
210008,;
China;
江苏苏南地区; 农田; 土壤; 多氯代联苯; 同源物; 分布;