一个他们拥有并操纵的生态系。
还有一种思想认为，一些物种和生态系可以起到的作用比想象中更多——比如热带森林，它可以调节世界气候。
It is also thought that some creatures and ecosystems are proving more useful than suspected - like tropical forest, which moderates the world's climate.
锡默斯，系马克斯·普朗克鸟类研究所感官生态学研究小组负责人，说蝙蝠达能到8个八度比最好的人类女高音能发出的音调更高。
Siemers, research leader of the Sensory Ecology Group at the Max Planck Institute for Ornithology, said the bats reach notes that are 8 octaves higher than what the best human sopranos can produce.
在所处的多数生态系中，它们都是顶级猎食者。
They are the top predator in many ecosystems in which they occur.
研究者们希望新技术能对评估入侵植物引起的生态系变化起到辅助作用。
Researchers hope the new strategy will help other efforts to assess ecosystem changes wrought by invaders.
布满绿色地衣的石头，美丽而高贵。这也说明这里的生态系环境非常好。
Beautiful rocks covered with noble green lichen is a sure sign of good ecology.
尽管这个国家有大概322个岛，但有人居住的岛不足三分之一，所以你会发现很多未遭破坏的珊瑚礁生态系，它们差不多还没有被人类破坏。
Though this country has some 322 islands, less than a third are inhabited, so you'll find many unspoiled reef systems that haven't been disturbed as much by humans.
万幸的是马尔代夫人细致地爱护他们的珊瑚礁生态系，所以在这里潜水会看到海龟，光线和导电的彩色珊瑚。
The Maldives thankfully takes exquisite care of their reef systems and the diving here will yield turtles, rays, and electric colored coral.
Stolzenburg说，这些岛屿本质上就是参照系，用以观察世界上的入侵物种是如何不可逆转地改变脆弱的生态环境的。
Stolzenburg says the islands essentially serve as metaphors for how the world's invasive species can irreparably alter fragile ecosystems.
——哈曼·辛格·吉尔，博士，石溪大学生态学及进化论系。
AMAN SINGH GILL, Ph.D. student in the ecology and evolution department at Stony Brook university.
二叠纪末大灭绝之后，三叠纪初残存期和复苏期生态系研究成为当今热点。
The study of the ecosystems in the survival and recovery time in the Early Triassic following the end-Permian mass extinction becomes a hotspot.
因此黄土高原的植被生产力的研究是植被建设和生态系恢复的重要基础。
So the study on the primary production is the basis of vegetation reconstruction and ecosystem restoration.
还分析了该保护区鸟类组成区系和鸟类生态群的特征。
The character of avifauna and the bird ecological group in this reserve were analysed.
文中还就浮游动物生产力在围隔生态系中的作用等问题进行了讨论。
The role of the production of the zooplankton in the enclosure ecosystem was also discussed.
目前这方面研究已从基因、酶、细胞和生态系水平上逐步展开。
Currently, its research has been being developed on the level of gene, enzyme, cell and ecosystem.
应采取所有保护栖地和生态系的必要措施，以确保上述条款能被遵守。
To ensure the implementation of the above provisions, all necessary measures shall be taken to protect habitat and ecosystems.
环链拟青霉是一种虫生真菌，是皖南宣城敬亭山马尾松林生态系中的优势种，在松林控制害虫起到了至关重要的作用。
Paecilomyces cateniannulatus, an entomogenous fungus and one of the predominant species of the fungi in a Masson spine plantation ecosystem, plays an important role on forest pest control.
环志是研究鸟类季节性迁徙的重要手段之一，同时也是研究鸟类区系、生态学、形态分类学等的有效方法。
Bird banding is one of the important means to research the seasonal migration of birds, and is an effective method in researching the faunas, ecology and morphology of birds.
百年好合茶香枕系原生态健康睡眠产品，茶枕根据中医“凉头热脚”理论和“闻香疗法”。
Years of good ecological health will pillow, tea pillow sleep products according to TCM "cool head hot feet" theory and "sniff therapy".
尽管中型实验生态系可以清楚地阐明翼足类动物的命运，但粉鲑的命运仍然是我们的猜测。
But though the mesocosms may shed light on the fate of the pteropods, the outlook for the salmon will remain conjectural.
斯科特是美国威斯康辛大学森林及野生动植物生态系教授及木制品专家。
Scott is a Professor and Wood Products Extension Specialist in the Department of Forest and Wildlife Ecology at the University of Wisconsin.
经20余年的努力，成功育成了一批基本符合上述目标的杂交水稻新三系和组合，并陆续投放于大面积生产，产生了较大经济、社会和生态效益。
Succeeded after more than 20 years, we have breeded one batch that basically to conform to the above goal hybrid rice and put in the production for a big area, society and ecology in Enshi prefecture.
经20余年的努力，成功育成了一批基本符合上述目标的杂交水稻新三系和组合，并陆续投放于大面积生产，产生了较大经济、社会和生态效益。
Succeeded after more than 20 years, we have breeded one batch that basically to conform to the above goal hybrid rice and put in the production for a big area, society and ecology in Enshi prefecture.
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