However, he's not fully convinced that this can happen within a singlepopulation, as the authors suggest.
然而，正如作者暗示的，这种进化可能发生在单个种群里面，对此他半信半疑。
2
Using method of qualitative theory of ordinary differential equation, studies economic harvesting model with variable price and cost for a singlepopulation.
利用常微分方程定性理论的方法讨论了价格成本变化的单种群经济捕获模型。
3
The effect of diffusion on the permanence of the population in a polluted patch is studied by setting up a singlepopulation diffusive system in two patches.