水源涵养林
- 网络water conservation forest;forest for water resources conservation
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祁连山还是一个庞大而完备的生态系统,海拔2500~3000m之间的坡地为原始森林与大片的草地,构成祁连山独特的水源涵养林。
Qilian Mountain was a large and comprehensive eco-system , between 2500 ~ 3000m the slope of Qilian Mountain were large tracts of virgin forest and grassland that constituted Qilian Mountain unique water conservation forest .
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浅谈嫩江流域水源涵养林建设工程及措施
Water Conservation Forest Construction Projects and Measures in Nen River Valley
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小流域水源涵养林林木耗水基于3S技术的量化分析
3S Based Quantitative Analysis on Water Consumption of Water Conservancy Forestry at Watersheds of River Source
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基于RS与GIS的乔木层物种多样性分布格局&以辽东山区水源涵养林为例
Distribution pattern of tree layer species diversity based on RS and GIS : A case study of water conservation forests in montane regions of eastern Liaoning Province of China
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油松(PinusTabulaeformisCarr.)在我国分布广泛,也是北方营造水源涵养林、水土保持林及用材林的主要树种之一。
Pinus tabulaeformis Carr . is a widespread main wood species in China , used for soil and water conservation forest in north of China .
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密云水库上游水源涵养林效益的研究基于TDIS框架的旅游形象策划探讨&以青海黄河上游水上游览带为例
Study on the Benefits of the Water-reserving Forest in the Upper Reaches of Miyun Reservoir Discussion on the Tourism Image Planning Based on TDIS Framework
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水源涵养林壤中流水质中pH、Sal、Tur和NH4~+具有缓冲作用,而无林地壤中流水质变化通常是随着降雨时间的延长快速下降,没有缓冲作用,很容易造成养分流失。
Water Resources Protection Forest can buffer the varieties of pH , Sal , Tur and NH4 + . But the change of water quality in no forest area always reduce clipping by the rainfall , no buffer , which easy run out nutrient .
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水源涵养林林木耗水称重法试验研究
Experiment of Water Consumption of Water Conservation Forest by Weighing Methods
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水源涵养林结构与功能量化研究进展
The Quantitative Research Progress of Water Conservation Forest 's Structure and Function
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地下水的监测结果表明水源涵养林具有净化水质的作用,其中覆盖率最高的采样点水质较好。
The groundwater results indicate that Water Resources Protection Forest improve water quality .
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水源涵养林效益计量指标体系研究
A Study on the Index System for the Benefits of Water Reservoir Forest
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大坳库区水源涵养林建设的几点思考
Thought on the Construction of the Da'ao Reservoir 's Water Conserve Forest Project
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不同经营模式的水源涵养林生态防护功能研究
Study on Ecological Protective Functions of Water Conservation Forest Managed with Different Measurements
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湟水河流域水源涵养林水源涵养效益评估
Assessment of Water Conservation Efficiency of Water Conservation Forest in Huangshui River Basin
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密云水库水源涵养林对水质的影响
Analysis to Influence of Water Conservation Forest in Miyun Reservoir on Water Quality
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小流域水源涵养林优化配置
Optimal disposition of water conservation forests in watershed
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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 .
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水源涵养林的功能和效益综述
Reviews on Function and Advantages of Water-conservation Forest
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北京地区水源涵养林健康评价指标体系的探讨
The Forest Health Assessment Indicator System for the Water conservation Forests in Beijing Area
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提出了近自然水源涵养林树种选择标准、选择过程和选择方法;
The scientific selection criterion of tree species , selection process and method are put forward ;
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晋西黄土区水源涵养林优化配置研究
The Study of Disposition Optimization for Water Conservation Forest of the Loess Area in Western Shanxi Province
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按照不同森林类型分别对阴山山地东段大青山水源涵养林进行了生物量及其吸冰量的测定分析。
According to different forest-type .
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运用计量经济分析和森林资源价值评价方法获得案例点水源涵养林木材效益、环境效益关于林龄的函数。
Econometrics and forest resource evaluation methods are adopted to decide the environmental and timber benefit functions of forest ages .
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黄浦江水源涵养林土壤生态特性研究及优化造林模式的选择
Study on Soil Ecological Function of Water Conservation Forests and Selection of Optimal Afforest Models in HuangPu Jiang River Basin
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京北山区人工刺槐水源涵养林主要养分元素含量特征分析
Studies on the nutrient content property of Robinia pseudoacacia water resource protection forest ecosystem in northern mountain area of Beijing
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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 .
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密云水库集水区水源涵养林生态价值计算的一种新方法
A New Method for Calculating Ecological Value of Forest for Conservation of Water Supple in Water Collected Area of Miyun Reservoir
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因此,20世纪80年代起对水源涵养林的研究日渐兴盛,主要是以森林水文学方法为主。
Thus , specialists began to pay more attention to water conservation forests with research method of forest hydrology since 1980s .
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大通县水源涵养林是大通地区、西宁市工农业生产和人民群众赖以生存的物质基础。
Datong water source proection forest is material base of dependent on protection of Xining industry and agriculture and masses life .
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研究结果为长江中下游丘陵山区水土保持林和水源涵养林体系建设提供了理论依据。
The results obtained from the present study would provide theoretical foundation for the construction of water-soil conservation forest and water-reservation forest .