那是总土壤。耕地、林地、草地土壤点位超标率分别为19.4%、10.0%、10.4%。
回答: 查显示,全国土壤总的点位超标率为16.1%,其中轻微、轻度、中度和重度污染点位比例分别为11.2%、2.3%、1.5%和1.1%
由 hao-hao-cai
于 2014-04-18 11:38:05
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