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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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regular cardinal number
regular category
regular cell complex
regular chain
regular character
regular circular cone
regular circular cylinder
regular circumscribed polygon
regular class
regular class of divisors
regular closed curve
regular closed set
regular closed subspace
regular closed ultrafilter
regular closure
regular cluster
regular cluster of galaxies
regular coloring
regular commutator
regular compensation
regular complete intersection
regular complex function
regular component
regular composition
regular conditional distribution
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