The forestry expert planted a variety of trees to restore the damaged ecosystem.

林业专家种植了各种树木，以恢复受损的生态系统。

Forestry workers plant trees to restore the damaged forest ecosystem.

林业工人通过植树来恢复受损的森林生态系统。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有高度感、灵的各种生态系统。

We all have an interest in maintaining the integrity of the ecosystem.

维持生态系统的完整是我们共同的利益。

Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆的维管植物，至今仍然是生态系统初级生产力的要组成部分。

Ardeidae bird is one of important species belonging to wet land ecosystem, and regarded as indicator for environmental assessment.

鹭科鸟类是湿地生态系统中要的生物种类之一,也是环境质量评价的一类指示动物。

The effects of silver carp and Lutai-topmouth culter on algae control in eutrophic water were studied through indoor experiments.

摘要利用室内受控生态系统，究鲢鱼和芦台鲌鱼对富营养化水体中藻类的控制作用。

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

沉水植物是浅水湖泊生态系统的关键种群，对水环境质量及水生生态系统结构有要影响。

In SimLife you create a hyperlife world and set loose little creatures into it to coevolve into a complexifying artificial ecology.

在模拟生命（Simlife）中，你能创建一个超生命（hyperlife）的世界，并将游离态的小生物放入其中，使其共同进化成为一个不断复杂化的人工生态系统。

On the whole, the orthopteran communities’diversity in edge zone are higher than those in the interior of adjacent communities at the similar edges.

分析各边缘地带直翅目昆虫群落多样性发现，所有边缘类型的边缘处直翅目昆虫多样性明显高于其相邻的生态系统。

In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm.

利用海洋围隔生态系统装置,向海水中施加不同浓度的氮和磷,究海洋异养细菌与海水环境中氮、磷的关系。

Benthos The organisms that live on the bottom sediments of freshwater and marine ecosystems. They include plants and algae (phytobenthos) that grow below low tide mark.

底栖生物（海底生物）：在淡水或海洋生态系统底部生活的生物体。包括一些水底的植物和藻类。

On the contrary, the double cropping rice followed by a cool-loving crop per year and the double cropping rice followed by a thermophilous crop per year are potential carbon sources.

而双季稻连作喜温作物和单(双)季稻连作喜凉作物生态系统起着较稳定的碳源作用.