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Keywords Mentougou;ecosystem;soil conservation function;eco-economic value; 门头沟;生态系统;土壤保持功能;生态经济价值;
THE PRIMARY STUDY ON THE CHANGES OF WATER AND SOIL CONSERVATION FUNCTION IN THE KARST VEGETATION RESTORATION PROCESS IN THE MID-AREA OF GUIZHOU 黔中喀斯特植被恢复过程中水土保持功能变化初步研究
soil conservation function 土壤保持功能
Soil conservation is intended to kurb erosion. 土壤保持旨在控制水土流失。
This is known as soil conservation. 这就是所谓的土壤保护。
That's what people call water and soil conservation. 这就是人们所说的水土保持。
They were engaged in the study of soil conservation. 他们在从事土壤保持的研究。
The runoff and sediment yield is affected by the process of rainfall and the function of water and soil conservation measurement. 弃土场区域内产流受到降雨特征和水保措施功能发挥的影响。
One important form of soil conservation is the use of windbreaks. 土壤保护最重要的一种方式就是使用防风林。
We're going to carry out soil conservation work in a more planned way. 我们准备更有计划地进行水土保持工作。
Soil conservation work has been greatly speeded since the conference. 会议召开之后，水土保持工作大大加快了。
ZHONG X S.Study on water conservation function of natural Tsuga longibracteata forest[J].Journal of Fujian College of Foresty,1999,19(3):261-264. [1]钟祥顺.;长苞铁杉天然林水源涵养功能研究[J]
One important fall form of soil conservation is the used of windbreaks. 一种保护土地很重要的方式是利用防护林。
Soil conservation can greatly influence runoff by reducing sediment into river. 摘要水土保持措施是减少河流泥沙的主要措施。
Economical woodlands have a positive effect on soil conservation in red soil. 经济林地和草地则起到了很好的水土保持措施作用。
Soil Conservation Functions 水土保持功能
The ecosystem function of water conservation,soil conservation,air purification,carbon sequestration of Lushan mountain were evaluated by using the methods of opportunity cost approach,shadow price method,market price replacement cost method. 从研究森林生态系统的效益出发;采用机会成本法、影子价格法、市场价格替代花费法等手段对江西省庐山森林生态系统涵养水源、保持土壤、净化空气、固定CO2等的生态系统服务功能进行了估算。得出该地区森林生态系统涵养水源的价值为93 421.;146万元/a;
Strengthening the protection of natural forest,enhancing the structure regulation and tending management of coniferous plantation are the effective methods to improve water conservation function. 加强对天然林资源的保护,提高灌丛在当地林木植被资源中的比例,加强人工针叶林林分结构的调整与抚育管理,是提高当地森林植被系统涵养水源功能的有效途径。
Problems of soil conservation and shoreland development are not likelyto quickly disappear. 土壤保持和滨海地开发问题也不可能很快消失。
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。