Meanwhile, it was emphasized that the hydrological effect of construction of water conservation forest and its important significance in northwest china.
强调了西北地区水源涵养林建设的水文效应及其重要意义。
Construction of ecological environment forest, urban protection forest, water and soil conservation, production and comprehensive utility and development of nursery stock.
生态环境林、城市防护林建设，天然林资源保护，水土保持，林业苗木生产及综合利用开发等。
The study on construction technology of soil and water conservation forest system in large project district in semi arid desertification grasslands has been done.
同时对在半干旱荒漠草地大型项目区水土保持林体系的建设技术做了研究。
Through the construction and transformation of forest land and water conservation and use of forest land and water to achieve environmentally friendly.
通过对林地建设和改造及水体的保护和利用，实现林地和水体的环境友好。
Through the construction and transformation of forest land and water conservation and use of forest land and water to achieve environmentally friendly.
通过对林地建设和改造及水体的保护和利用，实现林地和水体的环境友好。
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