“trophic dynamics method”的概念、定义、翻译、参考文献-科学参考

单词	trophic dynamics method
释义	trophic dynamics method Encyclopedia 农学渔业资源评估营养动态法释 trophic dynamics method渔业资源评估营养动态法用生态系统能量流动的原理，将生态系统的消费者分为不同的营养层次，利用不同营养层次之间的生态效率，计算出研究对象生产量或潜在资源量的方法。又称根据初级生产力估算的方法。水域中的绿色植物作为初级生产者，称其生产量的大小为初级生产力。
随便看	characteristic number characteristic number of a manifold characteristic number of a matrix characteristic number of an operator characteristic numbers of distribution characteristic of a differential equation characteristic of a field characteristic of a hypersurface characteristic of a logarithm characteristic of an integral equation characteristic of a ring characteristic operator characteristic operator function characteristic parameter characteristic parameter of antenna characteristic piece characteristic plane characteristic p-method characteristic point characteristic polynomial characteristic polynomial of a graph characteristic polynomial of a matrix characteristic quadratic form characteristic radius characteristic ray

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