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2006年对浙江省杭州市城区农业土壤进行了调查分析,并与第二次土壤普查进行了比较,结果表明:二十年来有些土壤种类由于城市化和农业种植结构调整而消失和改变;蔬菜基地的土壤肥力有显著提高,但与商住区和工业区之间养分不平衡;土壤重金属污染已得到控制,蔬菜基地和商住区生产的蔬菜可放心食用,但工业区的土壤已受到镉的污染。为此,提出了测土配方施肥和工业区治理镉污染的建议。
In 2006, the investigation and analysis of agricultural soils in Hangzhou urban area of Zhejiang Province were conducted and compared with the second soil survey. The results showed that some soil types disappeared and changed in the past 20 years due to the urbanization and the adjustment of agricultural planting structure. Of the soil fertility has significantly increased, but with the commercial and residential areas and the imbalance between nutrients; soil heavy metal pollution has been controlled, vegetable base and commercial and residential production of vegetables can be assured food, but the industrial zone of the soil has been affected by cadmium Pollution. To this end, proposed soil testing and fertilizer and industrial pollution control measures of cadmium.