捕食食物链(predator chain)既牧食食物链(grazing food chain):以活体绿色植物开始,然后是食草动物、 一级肉食动物、二级肉食动物的食物链 腐食食物链(...
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Scientists hope they can turn things around for this important apex predator, meaning one that is on top of the food chain.
科学家们希望他们为这种重要的顶级捕食者——处于食物链顶端的捕食者扭转局面。
Birds are one of mankind's best friends, not only are they the natural predator of many types of harmful insects, they are one of the most important links in nature's food chain.
鸟类是人类最好的朋友之一,它们不但是许多害虫的天敌,自然生物链重要一环。
In chapter 3, in this paper, we investigated a three trophic level food chain system with periodic constant impulsive perturbations for top predator.
第三章将在对顶级捕食者进行脉冲干扰,即周期性的向食物链中投放定量的顶级捕食者的前提下,研究三种群食物链系统的稳定性。
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