A new model for assessment of water quality eutrophication of lakes was established by using matter element analysis theory.
建立了利用物元分析理论进行湖泊水质富营养化评价的新模型。
Therefore, seasonal harvest of plants is an efficient measure for wetlands to purify nutrients and alleviate eutrophication of lakes.
因此，定期收割是保证自然湿地净化功能，减轻湖泊富营养化的有效措施。
Phosphorus loss from agricultural land accelerates eutrophication of lakes and streams, and is an important component of nonpoint-source pollution.
大部分水体富营养化的限制因素是P，土壤P的流失是重要的非点源污染。
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