Although the terrestrial input of nitrogen and phosphorus arc main factors that cause the red tide in the near shore, little systematic research and investigation has been undertaken.
海岸带陆源氮磷污染输入是导致近海赤潮的主要原因，但目前尚缺乏系统的调查研究。
Although the terrestrial input of nitrogen and phosphorus arc main factors that cause the red tide in the near shore, little systematic research and investigation has been undertaken.
海岸带陆源氮磷污染输入是导致近海赤潮的主要原因，但目前尚缺乏系统的调查研究。
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