A mathematical model of seasonal creature population 一种季节性生物种群消长模型
Statistic model of biological population growth 生物种群的一类统计模型
The probing of biotic population regulation mode 生物种群调节方式探讨
Wildlife population statistics 野生生物种群统计
Study on situation of medicine vector species at guangzhou baiyun international airport 广州新白云国际机场医学媒介生物种群状况研究
Stability analysis of solutions to the mathematical model describing a class of biomass increases 一类生物种群增长的数学模型解的稳定性分析
We establish a linear birth death process model of a population in polluted environment 摘要建立了生物种群在污染环境中的一个线性生灭过程模型。
The existence and uniqueness of global solutions in a functional differential equation model of biological population 一个有关生物种群的泛函微分方程模型整体解的存在性和唯一性
Parallel with this , improved woodland habitats led to greater populations of wildlife - which in turn fuelled community interest in nature appreciation 与之同时,林地生境有所改善,亦使野生生物种群扩大,大众对大自然的兴趣亦因而日见提高。
What worries the scientists most is the impact the hungry pythons are having on the everglades ' indigenous population of rodents , bobcats and wading birds 最令科学家们头疼的是,这些饥肠辘辘的大蟒会对大沼泽国家公园固有的生物种群,啮齿动物、红猫以及涉水禽的数量带来冲击。