岛屿分离后,孤立的蜥蜴种群将成为独特的物种,同时也保留了它们祖先的生态适应能力。
After the islands separated, the isolated lizard populations would have become distinct species while also retaining their ancestors' niche adaptations.
即使新的种群属于不同物种,它也可以大致填补已灭绝种群空出的生态位,保持食物网的完整。
Even if the new population is of a different species, it can approximately fill the niche vacated by the extinct population and keep the food web intact.
生态学家在研究野兔种群时发现,北美雪兔的生长周期大约为10年。
Ecologists studying hare populations have found that the North American snowshoe hare follows a roughly ten-year cycle.
在佛罗里达州建立一个混血种群是一种“妥协”,帕克说,这样作,可以近似地把生态系统恢复到它的自然状态。
Creating a hybrid in Florida is a "compromise," Parker says, that restores the ecosystem to something like its natural state.
他说:“我们试图弄清楚这两个种群之间的生态学关系——它们会因为食物或是巢穴而竞争吗?”
We're trying to understand the ecological relationship—do they compete for food, for nesting sites?
自1990年代起,科学家和区域性管理机构就已经开始了数据收集工作,通过对“食物链等级”上不同种群间的生态平衡变化进行定量研究。
Since the late 1990s, scientists and regional management organisations have used catch data to measure changes in the balance of species across so-called "trophic levels."
由于人类对水资源的不合理利用,造成荒漠河岸生态系统的退化甚至崩溃,保护受危胡杨种群已成为当务之急。
The riparian ecosystems are facing the dangers of degrading or even collapsing due to the unreasoned water utilization by human being.
作为生态系统,种群自身和相互间的扩散、扰动以及系统外部的影响不可避免。
In practical ecosystem, there are diffusions, perturbations in species as well as external influence.
在数学生态学领域,用数学的方法研究传染病动力学和种群生态学很受重视。
In the field of mathematical ecology, it is important to use mathematics to study epidemic dynamics and population ecology.
这就为应用生态学最著名的种群模型来研究其动力学行为奠定了基础。
So it provides research basis on dynamics behavior by using the most famous population model in ecology.
虽然组织种群生态学是组织生态学最活跃的领域,也是研究的核心和基础,但是组织生态系统则是新的重要研究领域。
In the hierarchical structure, population ecology is foundation of others grows up and the most active field, but the organizational ecosystem is the important new research topic.
芦苇和虉草种群是北固山湿地中的优势种群,在北固山湿地生态系统中发挥着重要的作用。
Phragmites australis and Phalaris arundinacea populations are dominant populations in the wetland, which play important role in the Mount Beigu wetland ecosystem.
种群调节是种群生态学的一个核心问题。
Population regulation is one of the most important problems in population ecology.
野生动物学家在《种群生态学》杂志中报告,在20世纪的最后十年里毛皮猎人捕获的狼獾越来越少。
Wildlife biologists report in the journal Population Ecology that fur trappers have caught fewer and fewer wolverines over the last decades of the 20th century.
形态可塑性是当前无性系植物种群生态学研究的重要领域。
The study of morphological plasticity is presently the important field of clonal plant population ecology.
以放牧生态系统为例,本文分析了系统组分种密度相关的种群调节中的正、负反馈和机制。
Taking the grazing ecological systems as an example, the positive and negative feedback of the density dependence population regulations was analysed.
本文较为详细地介绍了我国啮齿动物种群生态学近20多年的理论探索、预测模型和应用研究的最新进展。
Presented was the introduction to the latest advances in theoretical approaches, predictive models and applied research in relation to rodents population ecology in China over past 20 years.
在回顾了项目组合管理研究之后,将种群生态学理论引入项目组合风险管理。
The theory of population ecology is introduced into project portfolio risk management, after the researches on project portfolio management are briefly reviewed.
植物群落中,物种小尺度空间结构影响着种群或群落的动态及有关的生态学过程。
Small-scale spatial structure of plant species is important in plant ecology as it affects the dynamics of plant populations, communities and ecosystem processes.
因此,直到现在许多植物种群生态学家仍然不清楚丛生克隆的觅养和资源转移。
Thus, at present, most of plant population ecologists still don't know about foraging behaviour and resource translocation of the caespitose clones.
从分子生态学、种群生态学、更新复壮及扦插繁殖角度系统研究了珍珠黄杨资源的保护与利用。
From aspects of molecular ecology, population ecology, rejuvenation and cutting propagation, the conservation and utilization of B.
种群统计是种群生态学研究的核心,主要研究种群在时间和空间上的数量变化规律。
Population demography is the core of the research in population ecology, which mainly deals with changing laws of the population amount along with time and space.
种群统计是种群生态学研究的核心,主要研究种群在时间和空间上的数量变化规律。
Population demonography is the core of the research on population ecology, which mainly discusses the population amount regularity along with time and space.
探讨了克隆植物种群研究的最新进展,介绍了有关理论、方法和取得的成果,并对克隆植物种群在现代生态学中的地位与作用进行了评述。
This paper reviews the recent developments in clonal plant population research, the theory and methods are introductive, and analyses its status and role in ecology.
集中于单个物种或者包含生态学和行为学广泛程度的种群。
Focus on Single Species or Groups of Species in a broad way that includes Ecology and Behavior.
结论不同季节、不同生态环境的蝇类密度和种群均有差异,气温、孳生环境、防治措施是主要的影响因素。
Conclusion the density and population of flies vary with the season and breeding environment, with temperature, the breeding environment and the control measures being the major influencing factors.
以这种种群多稳态为基础,放牧生态系统在整体水平上也会有多个稳态存在。
On basis of the multiplicity of stable states of populations, there are steady multi...
简要介绍了岷江上游山地生态系统的概况,讨论了关键种群在退化生态系统研究中的作用和意义。
In this paper, the general situation of mountain ecosystem was briefly introduced and the effects of keystone populations on the degraded ecosystem were discussed.
研究结果为银杏大蚕蛾的种群遗传学和生态学研究提供了一个基本的分子生物学线索。
The results of this study provide a basic molecular biology clue to the studies on population genetics and ecology of C. japonica.
研究结果为银杏大蚕蛾的种群遗传学和生态学研究提供了一个基本的分子生物学线索。
The results of this study provide a basic molecular biology clue to the studies on population genetics and ecology of C. japonica.
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