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渔业环境富营养化
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渔业环境富营养化
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渔业环境富营养化
释
eutrophication of fishery environment
渔业环境富营养化
在人类活动的影响下渔业环境中氮、磷等营养物质含量过多所引起的水质污染现象。其实质是由于营养盐的输入输出失去平衡性,从而导致渔业生态系统物种分布失衡,单一物种疯长,破坏了系统的物质与能量的正常流动。
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flood and waterlogging arrangement
flood and water logging injury
flood control
flood control and droughtrelief command system
flood control and emergency projects in ancient China
flood control design
flood control history of China
flood control level
flood control measures
flood control of Changjiang River
flood control of Huaihe River
flood control of Liaohe River
flood control of Pearl river
flood control of Songhuajiang River
flood control of Taihu
flood control of tailings pond
flood control of the Yellow River in ancient China
flood control operation
flood control planning
flood control region
flood control road
Flood control system of Mississippi river
flood control thought in ancient Chinese
flood control with reservoir
flood control works
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