Water and soil conservation scheme;

水土保持方案；

Trees play an important part in water and soil conservation.

树木在水土保持发挥的一个重要组成部分。

They developed customary law of water and soil conservation, soil conservation and saving land landing on the basis of nature worship to land.

他们在对土地自然崇拜的基础上，发展出了保持水土、保护土壤和节约土地等习惯法。

A scheme for water and soil conservation examined and approved by the competent department of water administration must be prepared for the construction project involving water and soil conservation.

涉及水土保持的建设项目，还必须有经水行政主管部门审查同意的水土保持方案。

Aim Scientific guidance to the water and soil conservation ecological construction, to provide quality water for south-to-north water diversion.

目的以科学指导南水北调中线工程水源区各分区水土保持生态建设，为南水北调中线工程提供优质可靠的水源保证。

Construction of water and soil conservation and ecological protection projects has been accelerated.

水土保持生态环境工程速度加快.

At the same time this paper discussed the relation between water and soil conservation and break-off discharge in the Yellow River, dried soil layer.

同时对黄河断流以及土壤干层与水土保持建设的关系进行了探讨。

With the method of representative investigation and site-specific observation, some different tree species were chose for the study of improving soil and environment and water and soil conservation.

采用典型调查和定位观测的方法，分别选择几种不同树种从改良土攘、改善生态环境和保持水土三方面进行了调查观测。

So, the water and soil conservation effect coefficient may possible become a comprehensive index to evaluate regional ecological function in northern region of China.

在北方地区保土作用系数有可能成为评价区域生态功能的综合指标。

It seems that the cartoonist is sending a message about the significance of trees in water and soil conservation and the need for everyone to fight against the danger of the desertification.

我认为，漫画家要告诉我们的是：树木对水土保持的重要性，以及每个人参与抵制沙化威胁的必要性。