^pLaboratory;
of;
Western;
China's;
Environmental;
System,;
Ministry;
of;
Education,;
College;
of;
Resource;
and;
Environment,;
Lanzhou;
University,Lanzhou;
730000,;
China.;
^pof;
Chemical;
Engineering,;
North;
West;
University;
for;
Nationalities,;
Lanzhou;
730030,;
China;
土壤镉污染; 中国西北地区; 土壤污染; 油菜生长; 蓄积性; 天竺葵; 芹菜; 绿洲;