Soil phosphorus as agricultural non-point source pollution is one of the main factors which lead to water pollution.

土壤磷素的农业非点源污染是导致水体污染的最主要的原因之一。

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Soil phosphorus as agricultural non-point source pollution is one of the main factors which led to water pollution.

土壤磷素的农业非点源污染是导致水体污染的最主要原因之一。

youdao

Soil phosphorus as agricultural non-point source pollution is one of the main factors which led to water pollution.

土壤磷素的农业非点源污染是导致水体污染的最主要原因之一。

youdao