【摘要】 对乌鲁木齐产菜区安宁渠区的表层土壤及地表下40cm土壤中重金属Cd、Hg、As、Pb、Cr进行了分析和测定,并对土壤中的重金属污染进行了环境质量评价。结果表明,安宁渠区土壤大部分为轻污染,但个别点已达重度污染,地表的污染较地表下40cm土壤为重。污染为外源性污染,与垃圾肥料的使用有关。更多还原

【Abstract】 The heavy metals,Cd,Hg,As,Pb,Cr,are determined in the surface soils and the soils under 40 cm.The soils are from the Anningqu district at the Urumqi suburb.It shows that most of the soils are polluted slightly,but a few of them have achieved to the serious pollution.The surface pollution is more serious than the soils under 40cm.It is related to the garbages and fertilizers.更多还原