查询词典 habitats

The result showed that the sedges reproduced both in rhizomes and in reeds in natural habitats.

结果表明：漂筏苔草的株高随淹水深度的增加而增加（从7月开始）。

They are found most often in savannas, grasslands, and forests but occupy a wide range of habitats, including deserts, swamps, and highlands in tropical and subtropical regions of Africa and Asia.

他们发现，最常在稀树草原，草原，森林，但占据一个范围广泛的栖息地，包括沙漠，沼泽，高原，在热带和亚热带地区的非洲和亚洲。

This reflected the impact of human activities on habitats and rodents' distribution.

说明生境的异质性影响着其中啮齿动物的分布和数量变化。

These rivulets are good habitats for dragonflies , freshwater fish and some rare amphibians

这一带的水道很适宜蜻蜓淡水鱼和一些稀有两栖动物生长。

Of thick bark usually located in windward habitats. The phloem color was related to the inclusion and contents of the phloem cells, especially to the tannin and resin of the phloem parenchyma and their oxidation.

但是韧皮部的颜色则与细胞内含物的多少和成分有关，尤其是韧皮薄壁细胞内的丹宁和树脂的含量以及它们在空气中的氧化作用有关。

It publishes articles dealing with protists, unicellular organisms either free-living in various habitats or parasitic. The topics include structure and systematics of protists, their development, ecology, molecular biology and physiology.

该杂志主要发表有关原生生物以及在各种环境自由生活和寄生的单细胞生物的文章，其研究领域涵盖原生生物结构、系统学、发育、生态学、分子生物学以及生理学等。

Dan'ica and of their behavioral adaptation to their habitats were carried out by direct observation of marked pikas of free living individuals at Niannuosoma area of Oangcha county, Qinghai province.

通过对标志高原鼠兔和达乌尔鼠兔直接观察的方法，对它们的摄食行为及栖息地适应性进行了研究。

Every year, waters on earth receive large quantities of wastewater from industry, agriculture, fish and poultry raising, and municipal sewage treatment plants. Consequently, the aquatic environment on the earth is under a serious challenge from a very large quantity of pollutants such as antibiotics, insecticides, herbicides, hydrocarbons, etc., contained in the domestic wastewater, industrial and agricultural waste water and illegal effluents. In particular, with the development of intensive aquiculture and poultry, the effluent pollution has recently become more and more serious with more attentions. Furthermore more and more chemical pollutants discharged into aquatic environment have been detected with the advancement of analytical techniques. These chemicals can cause toxic effects on water habitats after discharged into aquatic environment.

每年有大量来自工业、农业、养殖业和城市污水处理厂的废水被排入到水环境中，因此，地球上的水环境面临大量来自生活废水、工农业废水、非法排放的废水及其它废水的污染物质(如抗生素、杀虫剂、除草剂、烃等)的严重挑战，特别是近年来随着集约化养殖的发展，废水污染问题日益突出，并且随着分析手段的进步，能够检测到被排入水环境中的化学污染物质也越来越多，这些化学污染物对水环境中的生物产生有害影响。

Many small passerines often fly slowly or in 'cluttered' habitats, or need rapid acceleration to escape predators.

许多小passerines ，往往飞慢，或在'混乱'的栖息地，或需要快速加速逃脱猎食者。

In addition, these management groups protect examples of almost all the existing natural habitats such as deciduous forests, mangrove swamps, rain forests, herbaceous swamps, cloud forests, paramos, hilillo forests and marshlands.

此外，这些团体的管理，保护的例子几乎所有现有的自然栖息地，如落叶阔叶林，红树林沼泽，雨林，草本沼泽，云雾森林，paramos，hilillo森林和沼泽地。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。