树木有助于涵养水源。
流域草地和林地具有消减洪峰，涵养水源的功能。
Grassland and forest of watershed can drop down the flood peak and achieve self-restraint of the water.
广州城市森林涵养水源、固土保肥的功能及价值分析。
Function and value analysis of water conservation, soil reinforcement and fertility maintenance of urban forest in Guangzhou.
利用区域降水量和产流特征参数，计算了长江上游森林涵养水源能力。
The capacity of forest water conservation is calculated according to precipitation and runoff characteristic parameters in the area.
森林覆被率在保持水土、涵养水源、改善生态环境方面起着很大作用。
The rate of coverage of forest have an evident effect on many environment factors such as soil and water reservation ecological environment improvement.
通过对泰沂山区的调查研究，提出灌木资源的分布、生物产量、涵养水源保持水土的效益。
Through the investigations of Taiyi mountain areas, this paper suggests the distribution of shrub resources, biomass production and effects of conserving headwater, soil and water.
水源涵养林是具有特殊意义的防护林种，具有很好的涵养水源、保持水土、净化水质等功能。
Water conservation forest is a special kind of protection forests. It can protect water resources, control soil erosion, purify water quality and so on.
阔叶林在涵养水源、保持水土、调节气候、改善环境等方面具有十分重要的、不可替代的作用。
Broad-leaved forest has important and no-substitutive functions in water conservation, conserving soil and water, regulating the climate and improving the environment.
在干旱瘠薄山地，灌木保持水土、涵养水源、改善生态环境等方面具有乔木树种不可代替的作用。
In the arid and poor mountain lands, shrubs are used to conserve soil, water and headwater and to improve ecological environment, which can not be replaced by any tree species.
强化森林土壤大孔隙的研究，可深化森林涵养水源机理的研究，加深对森林调节水文过程的认识。
To further research the mechanism of water source conservation and adjust the process of forest hydrology, it is necessary to enhance the research of macropore.
整体森林生态效益价值呈下降趋势，特别是森林的涵养水源和保持水土效益价值在森林面积增加的情况下反而下降。
The whole ecological benefit shows downtrend, especially the area of nutrient waterhead and water and soil benefit in forest get large, and on the contrary the forest area lessens.
土壤入渗性能是评价土壤水源涵养功能的重要指标。
Soil permeability is an important index of evaluating water source conservation function.
莫莫格湿地地处吉林西部，对该区域防治沙化、水源涵养、气候调节具有重要作用。
Momoge wetland, locates in western Jilin province, plays an important role in preventing desertification, water conservation and climate regulation.
在相同的立地条件下，天然次生林和混交林具有更好的维持地力作用和更高的水源涵养功能。
Under the similar site condition, the secondary forest and the mixed plantations had greater water conservation function and better maintenance of soil fertility than the pure stands did.
栓皮栎人工林还具有良好的水源涵养功能，林分总持水量比杉木人工林高10%。
Oriental oak plantation also has better function of water conservation, total water-holding content of stand reaches to 10% higher than that of Chinese fir plantation.
水源涵养价值占9%。
采用水源调节“替代工程的影子价格”原理，计算了该地区森林生态系统的水源涵养经济价值。
The principle of "Alternating Engineering and Shade price" is applied to estimate the economic value of water conservation caused by forest ecological system.
文章阐述了水源涵养林对水土保持、涵养和净化水资源等的效能；
The paper summarized the main benefits of water conservation forest such as soil and water conservation, water purification.
玛曲县是黄河上游地区的主要水源涵养地，草地生态系统服务价值巨大。
Maqu County is the the main water conservation region in the Upper Yellow River and with great value of grassland ecosystem services.
本文以内蒙古大青山区人工林和天然次生林为研究对象，以不同林型枯落物和土壤水源涵养为重点，对不同林地的土壤水分和枯落物特性进行了系统研究。
This paper make Daqing mountain plantation and natural forest as research object, focus on different forest types of litter and soil water conservation, and make a systematically studied to them.
这些区划、分类和分级工作，对于水源涵养林的经营和造林都是必须的工作。
Zoning, classifying and grading are necessary for management of water conservation forest and afforestation.
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。
Meanwhile, it was emphasized that the hydrological effect of construction of water conservation forest and its important significance in northwest china.
并探讨了森林枯枝落叶层在森林土壤生态系统中对水源涵养、养分供应、促进生物活动强度和土壤发育等方面的功能。
Finally, the function of forest floor on wate conservation, nutrient supply, promoting biological respiratory intensity and soil development are discussed.
主要阐述了森林水文的研究动态，以及祁连山水源涵养林的研究进展和实际运用。
The research dynamics on forest hydrology and development, practical application of water resource conservation forest in Qilian Mountains are expounded in this paper.
利用该系统对密云水库上游密云县境内水源保护林的水源涵养与防止土壤侵蚀效益进行了定量评价。
A quantitative evaluation of beneficial result in conserving water and protecting soil erosion of froest in the upper stream of Miyun reservoir is produced from the information system.
论述了水源涵养林的生态效益及其计量方法和模型；
The estimating methods and models, the benefit compensation principles were discussed also.
唐乃亥以上是黄河水量的主要供给地和水源涵养区之一。
The place beyond Tangnaihe is one of the major water supply and conserving area for the Yellow river.
唐乃亥以上是黄河水量的主要供给地和水源涵养区之一。
The place beyond Tangnaihe is one of the major water supply and conserving area for the Yellow river.
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