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Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传生态学(种群生态学):一门研究生态遗传或种群遗传与环境关系学科。

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Objective To study the hatching process of the reared population of Lucilia sericata.

观察丝光绿蝇室内种群孵化特征。

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Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究当今保护生物学和生态学中最热门课题之一。

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Variation of culturable microbial population structure and essential soil enzyme activities were investigated with continuous cucumber cropping.

摘要利用平板培养法对黄瓜连根系微生物种群连续性变化进行了跟踪研究。

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The interference index of population control,IIPC was used to evaluate the control effect of Avermectins,Yasimie and Yasimiejin on peach-aphid.

应用干扰用控法评价了阿维菌素、蚜虱灭、蚜虱蓟净等杀虫剂对桃蚜种群用。

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There are lots of factors causing infestation of phytophagous pests and changes of dominate species in the apple orchards.

摘要苹果园内植食性昆虫种群上升和主要种类变替,原因

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The relationship between the species,number of oribatid mites and the level of plumbum pollution was explored in this study.

对土壤中甲螨孳生种群量与土壤铅污染之间相互关系进行探讨。

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The effect of the sticky ovitrap on collecting Aedes albopictus (Diptera: Culicidae)in the fields were evaluated in Wuhan, China.

摘要研究孕卵蚊虫粘捕法在白纹伊蚊种群监测中应用效果。

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Submerged macrophytes is key community in shallow lake ecosystem.It plays important role in water environmental quality and aquicolous ecosystem structure.

沉水植物浅水湖泊生态系统关键种群,对水环境质量及水生生态系统结构有重要影响。

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With more than 1.6 million registered pedigree cows, Germany is the home of biggest herdbook population all over the world.

德国拥有超过160万头纯种家谱奶牛,世界上最大奶牛种群之家。

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At the same time, through constructing the new generation within phyle, the searching rate in optimization of the algorithm is increased.

同时,提出了在宗族中构造子代种群思想,提高了算法寻优效率。

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Competition between the rotifer Brachionus calyciflorus and the cladoceran moina macrocopa in relation to algal food concentration and initial rotifer population density.

温度和食物浓度对三品系萼花臂尾轮虫实验种群动态影响。

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Evolution is regarded as a branching process, whereby populations are altered over time and may speciate into separate branches, hybridize together, or terminate by extinction.

进化被视为一个分枝过程;随着时间推移,种群发生改变,种群也可能进化成为分枝,也可能相互杂交或灭绝终止。

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The ground base was evaluated and analysed by using biological index and variation of population of benthon which are effected by bottom water and mud environment.

以底栖动物为底层水环境和底泥环境长期影响指标,利用生物指种群结构变化对底质进行评价和分析。

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Hippophae rhamnoides L.subsp.sinensis is a heliophyte tree,so that some scholars consider it as a pioneer population,but others regard that the tree regenerate well in natural conditions.

中国沙棘属于阳性树种,因此有些学者将其视为群落演替过程中先锋种群,而有些学者研究表明它在自然状态下更新良好。

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The gen etic variation of individuals from the same geographic populations wa s smaller than that of individuals from different geographic populati ons within the same voltinism groups.

在同一个化性类群内,同一地理种群个体间基因变异小于不同地理种群变异。

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The species of microzoon observed in oxidation ditch have totalled 56 kinds since Handan WWTP operation, and the paper supplies dominant species of microzoon in ditch under normal operation.

本文总结了邯郸市东污水处理厂氧化沟工艺自运行以来沟中所出现微型生物共计56种,并提供了正常运行条件下,微型生物优势种群

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Amensalism An association between two different species, at either the level of the individual organism or the population level, in which one is harmed and the other is unaffected.

偏害共生(栖):两个不同物种之间联系,表现在个体水平或者种群水平上,任何一受到伤害,另一不受影响。

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In this paper,we study the permanence of populations of a competing chemostat model in a polluted environment.Population control is also dealt with for the model without inter species competitionin.

讨论了污染竞争恒化器模型永久持续生存性,当种群只有种内竞争时考虑了种群问题。

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Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids.

完全在同一种群内进行杂交个体比以两个向进行杂交个体繁殖后代要,因此为了产生无生机杂种,就要消耗掉一些配子。

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BBC纪录片《我们的地球》

The harshness of the winter here hinders their increasing numbers.

严酷的冬天阻数量的增长。

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历年四级阅读真题精听

Only a tenth of our oceans' fish stocks could sustain heavier fishing than current levels.

只有十分之一的海洋鱼类能够承受比目前水平更重的捕捞。

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历年六级听力真题精听

Since 1970, humanity has wiped out 60% of animal populations.

自1970年以来, 人类已经消灭60%的动物

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历年四级听力真题精听

The whale population has become endangered due to commercial whaling activities in recent years.

近年来,由于商业捕鲸活动,鲸鱼已濒临灭绝。

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当月 CNN 10 学生英语 2021年5月合

Our disease are very dangerous when they get to their communities.

人类的疾病对它们非常危险,尤其当它们进入自己的的时候。

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科学世界

Leading to a mixing of the two populations.

导致两个的混合。

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雅思听力

Giraffes usually live in small herds and often feed with other animals.

长颈鹿一般是小居的,和其他动物共享觅食区域。

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当月 CNN 10 学生英语 2020年11月合

And there are multiple companies working to help bee populations.

有很多公司致力于帮助蜜蜂(繁殖)。

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当月 CNN 10 学生英语 2020年9月合

Of the four puffin species, the Atlantic puffin is the smallest.

海鹦,大西洋海鹦的体积是最小的。

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每日英语听力 | 双语精读

Populations of wildlife need genetic diversity to be able to survive.

野生动物的只有拥有遗传多样性才可能生存下去。

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CNN 10 学生英语 2022年9月合

So, the only breeding populations, the seed stock, are in zoos.

所以,唯一的繁殖子储备,在动物园里。

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切达科学解读(双语精选)

Beaches that have been mined to become barren pits, reefs and fish populations are killed.

被开采的海滩变成贫瘠的坑,珊瑚礁和鱼类都被杀死

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国家地理科普(视频版)

When there's plenty of Lemmings, we have a stable population of Snowy Owls.

当有大量的旅鼠时,我们有一个稳定的雪鸮

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TED演讲(视频版) 2018年7月合辑

If you couldn't tell -- yes, they're my favorite group.

可能你不知道—— 是的,它们是我最喜欢的

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Vox 观点

And it some cases, it set the stage for big population growth.

在某些情况下,它为数量的大幅增长奠定基础。

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Vox 观点

That keeping animals in a zoo somehow helps wild populations thrive.

在动物园里饲养动物在某程度上有助于野生动物的繁荣。

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BBC Ideas 精选(双语)

Zoo populations of animals are insurance populations.

动物园里的动物是保险

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小故事大纪实

Today they are wide-spread, but only a few decades ago, their population was declining.

如今分布广泛,但在几十年前,其数量还在下降。

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双语版 TED-Ed 演讲精选

Now scientists understand that moths are important nocturnal pollinators.

如今科学家已能确定飞蛾是十分重要的夜间传粉者。

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科学60秒-科学美国人 2019年10月合

But songs can reveal how two populations interact on a much faster timescale.

但歌声能揭示两个在更短时间内如何进行互动。

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