水土

The amount of a particular plant's contribution is closely connected with the characteristics of its root system.

推荐了几种适用于寒区和水土保持控制的具有推广价值的高土壤固持能力的植物物种。

The oil of rootage could be used as a kind of insecticide and antiseptic. The community of Vetiver grass in large area was located in Zhanjiang region of Guangdong province.

自 1986年以来，在世界银行的推崇与资助下，它被世界上 10 0多个国家列为理想的水土保持植物种，被称为"神奇牧草"。

The results indicate the basic reasons of the soil erosion are plenty of discarding soil of cut slope and the increasing discarding soil by kinds of diseases of cut slope later not utilized by the embankment, moreover, the soil have to be borrowed to build the embankment, together with the ruleless of the places of borrowing soil and the fields of discarding soil.

结果表明，引起水土流失的根本原因在于路堑开挖的大量弃方，以及随后路堑边坡的各种病害造成新增膨胀土弃方不能为路堤施工所利用，而路堤填筑又需大量借土，加之借、弃土作业不规范等。

It's data of runoff and rainfall observation in 2005 year has been used to analyse.

本文旨在为今后更好的做好涪陵区水土保持工作提供参考资料。

Therefore the effect of soil and water conservation measures on runoff is obvious.

可见，水土保持措施对径流的影响作用是很大的。

Haba Lake tourism area through the natural growth of vegetation, artificial afforestation and closed forest, plant a wide range of dense forest vegetation, microclimate clear that the formation of a good ecological environment, to clean the air, reducing soil erosion, the county seat of Yanchi with ecological barrier, Love of the Mountains in beautiful scenic area, sand hills, golden, fresh air, the negative particle concentration is high, forest bath, light bath, sand treatment of the ideal, and therefore known as the "Desert Oasis","natural oxygen bar."

哈巴湖旅游区植被经过天然生长，人工造林和封山育林，植物种类繁多，森林植被茂密，小气候明显，形成了良好的生态环境，净化了空气，减少了水土流失，对盐池县城具有生态屏障的作用，景区内山恋锦绣，沙山金色，空气清新、负粒子含量高，是进行森林浴、光浴、沙疗的理想之地，因而被誉为"沙漠绿洲"、"天然氧吧"。

However, if the inferior conditions such as lack of soil water, severe loess of soil and water, scurviness ecological environment can restrict the sustainable development of seabuckthorn stand?

然而，这一地区水分缺乏、水土流失严重、生态环境恶劣，是否会制约现有沙棘林的持续发展？

Sedimentation is of vital concern in the conservation, development, and utilization of our soil and water resources

泥沙淤积问题是水土资源的保持，开发和利用中最受关心的事。

Items to be declared mainly concentrated in the area of people's livelihood, there are: Xixi Wetland 3 30,000,000 yuan, Chun'an Qiandaohu Town, Tonglu Fuchunjiang town Yaolin town sewage treatment works 13,000,000 Yuan, Lin Hong Gao Zhen, Wang farm town sewage pipe network project 1.90 million in drinking water projects in Lin'an City, 5.55 million yuan, Lin'an City, Changhua hickory woodland soil erosion control works 2,320,000 yuan, rural marsh gas project Chun'an County 1710000 element.

杭州申报的项目主要集中在民生领域，主要有：西溪湿地三期3000万元，淳安千岛湖镇、桐庐富春江镇、瑶琳镇污水处理工程1300万元，临安高虹镇、横畈镇污水管网工程190万元，临安市饮用水工程555万元，临安市昌化山核桃林地水土流失治理工程232万元，淳安县农村沼气项目171万元等。

Rare earth element tracer method was used to study sheet erosion changing to rill erosion on slope land.

中国科学院水利部水土保持研究所黄土高原土壤侵蚀与旱地农业国家重点实验室，陕西杨凌712100

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。