查询词典 ecosystems

E Asia the most severely eroded region worldwide in recent years. More than 3 billion tonnes of eroded soils are annually sedimented into the region's seawaters, destroying river estuaries and the world's most precious and diversified coastal and reef based ecosystems.

每年流失的土壤有30亿吨以上沉降到该地区的海水中，日益严重地破坏江河入海口以及世界上最珍贵和多样化的以海岸和礁石为基础的生态系统。

Because the changes will be rapid, natural ecosystems - wet lands, rain forests, savannas - may be unable to adapt.

10因为变化来得太快，各式天然生态系统--沼泽、雨林和草原--可能会来不及适应。

We found that the yeasts are widely distributed in seawater, sediments, salterns, deep sea, surface of different species of marine algae, different species of marine fish and mangrove ecosystems.

并且发现这些广泛分布在海水、海泥、高盐海水、深海、各种大型海藻表面、各种海鱼体表和体内和红树林生态系统中。

Discovery of these microbial information in these unique ecosystems is rather encouraging for further novel species discovery, exploration and conservation of useful microbes. In the first section, the microbiota diversity of the former salterns was investigated by denaturing gradient gel electrophoresis and fluorescence in situ hybridization.

本研究第一部份先以变性梯度胶体电泳(Denaturing gradient gel electrophoresis，DGGE)针对微生物的16S rDNA片段进行分群，再以生物多样性指数加以描述，另辅以萤光原位杂交技术(Fluorescence in situ hybridization，FISH)调查本区域之微生物多样性。

Endemism, endangered species, refugia; and/or large landscape level forests, contained within, or containing the management unit, where viable populations of most if not all naturally occurring species exist in natural patterns of distribution and abundance b forest areas that are in or contain rare, threatened or endangered ecosystems c forest areas that provide basic services of nature in critical situations e.g.

b 处在或包含珍稀、濒危或受威胁的生态系统的森林区域

It is primarily dedicated to teaching and research in wetlands ecology, evolutionary biology and plant-animal interactions, population biology, behavioral ecology, plant response to climate change, conservation of endangered species, and restoration of natural ecosystems, etc.

该计划自1991年7月1日起实施，旨在从事生态学、进化与保护生物学的教学与研究，研究领域包括湿地生态学，进化生物学和动物-植物的相互作用，种群生物学，行为生态学，植物对气候变化的反应，濒危物种的保护和恢复自然生态系统等。

Program in Ecology, Evolution and Conservation Biology was initiated 1 July 1991. It is primarily dedicated to teaching and research in wetlands ecology, evolutionary biology and plant-animal interactions, population biology, behavioral ecology, plant response to climate change, conservation of endangered species, and restoration of natural ecosystems, etc.

该计划自1991年7月1日起实施，旨在从事生态学、进化与保护生物学的教学与研究，研究领域包括湿地生态学，进化生物学和动物-植物的相互作用，种群生物学，行为生态学，植物对气候变化的反应，濒危物种的保护和恢复自然生态系统等。

Many ecologists and botanists keep stick to this area continuously in identifying propagule types, propagation and regeneration strategies of different species in their respect ecosystems in different areas of the world.

众多的生态学家和植物学家一直坚持不懈地在不同的区域对各种生态系统的植物繁殖体种类、繁殖方式和更新对策进行研究。

As a key component of aquatic ecosystems,periphyton can absorb nitrogen and phosphorus contaminants,maintain matter metabolism and ecosystem balance in waters.Meantime,for its natural ability,namely, attaching on substrates and being harvested easly,it has become the research focus in recent decades.

周丛藻类作为水生生态系统的一个重要组成部分，能够吸收水体中大量的氮、磷污染物，维持水体的物质代谢和生态平衡；同时，因其自然的附着特性，易于收获，已经成为近几十年来的研究热点。

Forest designated for total protection of representative forest ecosystems in which all forms of extraction are prohibited.

为全面保护有代表性的森林生态系统而特定的森林，该处禁止任何形式的采伐。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。