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水生生态系统食物链
释义
水生生态系统食物链
Encyclopedia
农学
食物链
释
food chain of aquatic ecosystem
水生生态系统食物链
在水生生态系统中,从植物、细菌和有机物开始,物质和能量通过摄食与被摄食在各营养级的水生生物间依次传递所形成的链状营养关系。当能量在食物链传递时,每经过一个营养级就有一部分能量会损失掉。因此,食物链不可能无限加长,水生生态系统食物链的营养级通常只有4~5级。
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renewable
renewable energy
renewable energy accounted for the share of electricity production
renewable energy-hydrogen system
renewable energy law
renewable energy production
renewable energy rtilization in existing buildings
renewable energy source
renewable energy utilization
renewable portfolio standard
renewable resource
renewable resources
renewable stochastic process
renewal
renewal density
renewal equation
renewal function
renewal method
renewal process
renewal theorem
renewal theory
renewal-type equation
renewed outlook on stronger effects
renewing coverage
renewing period
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