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Load and Status Evaluation of Agricultural Non-point Source Pollution in Ashi River Basin
Pages: 164-168
Year: Issue:  5
Journal: Environmental Science and Management

Keyword:  阿什河流域农业非点源污染等标污染负荷聚类分析;
Abstract: 阿什河流域农业非点源污染物等标污染负荷总量为5572.96×10<\'6>m<\'3>/a.不同污染源污染贡献比例:农田化肥占49.24%、畜禽养殖占35.10%、农村生活占14.69%、农作物秸秆仅占14.69%0.97%.污染物贡献量比例:TN占56.46%、TP占39.06%、COD仅占4.48%.对农业非点源污染的等标污染负荷量进行聚类分析,结果表明:阿什河流域按区域污染贡献大小可分为四类区域...
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