Developing ecological agriculture can improve rural ecological environment, add the farmers' income and realize sustainable development.
改善农村生态环境，提高林草覆盖率，减少水土流失和污染，提高农产品的安全性等。The aim is to provide supports for evaluating and monitoring vegetation damaged by rats in the Loess Plateau and controlling rodent harms.
旨在为科学评价与宏观监测黄土高原林草植被受鼠害影响，有效的治理鼠害提供决策支持。The Grain for Green Project(GGP) is a vital ecological project, which aims for better environment and national ecological security.
退耕还林工程是一项旨在增加林草植被、减少水土流失的重大生态工程。More than six ways, size changes greatly, stern hills stand in both sides, odd cliff, with prosperous grass.
峪道多曲，宽窄变化较大，两侧峻峰林立，壑奇崖秀，林草繁盛。Water is the primary limiting factor for forest and grass vegetation construction in semi-acid soils of the Loess Plateau area.
水分是黄土高原半干早区林草植被建设的主要限制因子。In arid regions humans must follow the rule of plant community succession to build vegetation of forests and grass.
在水土保持林草植被建设中，特别是在干旱地区，人们必须遵循而不能违背植物群落自然演替的规律。The paper studied the soil water status in Pailugou forest and grass complex watershed in Qilian Mountains.
对祁连山排露沟林草复合流域土壤水分状况进行了系统研究。On the main part, the importance of 3S technology application in Returning Farmland to Forest (Grassland) in county area is discussed.
主体部分论述了3S技术在县域退耕还林（草）的过程中所能够发挥的重要作用。Somewhere beyond that hill, and it has wide open spaces, and lots of trees and grass. Can you imagine that?
外边有更好的地方，就在山的那一边，天地是如此开阔，林草茂盛。