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.
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.
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.
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.
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.
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.
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.
森林作为生态系统的生产者，在水源涵养方面起着重要的作用。
As a producer in ecosystem, forest plays an important role in water conservation.
森林作为生态系统的生产者，在水源涵养方面起着重要的作用。
As a producer in ecosystem, forest plays an important role in water conservation.
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