自然植被
- 网络natural vegetation;nature vegetation
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在全球增温条件下,自然植被NPP均有所增加,在湿润地区增加幅度较大,而在干旱及半干旱地区增加幅度较小。
The NPP of natural vegetation will increase more in moist area , and less in semiarid and arid areas .
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在Miami模型和Thornthwaite模型的基础上,采用直接搜索法改进了自然植被净第一性生产力模型。
This paper modifies natural vegetation NPP model on the basis of Miami model and Thornthwaite model , using directly seeking optimal parameters .
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研究还表明,限制我国自然植被NPP的主要原因在于水分供应不足。
The limitation factor of NPP is the shortage of water .
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气候变暖除对高寒地带的自然植被的NPP有一定的正效应外,对其它地区的NPP均产生较明显的负效应;
Climate warming produced only a definite positive effect to NPP values of mountain-clod belt , it has negative effect for the rest of areas .
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在当前CO2浓度条件下,温度上升4℃导致的蒸散增加可使全样带自然植被的平均生物量和生产力分别下降32.1%和41.9%。
With CO2 remained unchanged and temperature increased by 4C , the induced increase in evapotranspiration could reduce the average biomass and net primary productivity ( NPP ) over the whole transect by 32.1 % and 41.9 % respectively .
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aBP以来,人类干扰性植物成分的增加,表明人类活动对自然植被的影响改造作用增强,因此,本研究中气候的降温事件不排除人类影响的因素,仍需要进一步深入研究。
A BP , the increase in vegetation components disturbed by human being has demonstrated the intensified influence of human activities on the natural vegetation , so the influence of human activities on the cooling events remains to be further studied .
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2)在川西各自然植被下粉粒(0.05~0.002mm)含量普遍偏高(60%&98.6%),且含量在各个土层分布比较均匀。
2 ) The content of powder ( 0.05 ~ 0.002mm ) in different vegetation in Western Sichuan is on the high side ( 60 % - 98.6 % ) .
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破坏森林和自然植被导致水土流失。
Destrucion of forests and natural vegetation leads to soil erosion .
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自然植被对气候变化响应的研究:建模
Research on the response of vegetation to climate change : modeling
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落地原油对自然植被的影响
Effect of Crude Oil Fallen to The Ground to Natural Vegetation
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中国陆地自然植被碳量空间分布特征探讨
Studying Carbon Storage Spatial Distribution of Terrestrial Natural Vegetation in China
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史前黄土高原的自然植被景观&森林还是草原?
Prehistoric Vegetation on the Loess Plateau : Steppe or Forest ?
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我国自然植被生产力功能和地带性结构的气候耦合
Climatic coupling between natural vegetational productivity function and zonality structure in China
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新卡里多尼亚的生态系包括几个自然植被类型。
New Caledonia 's ecosystems include several natural vegetation types .
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地球上森林覆盖的总面积在减小。(树木植物;自然植被)
The total forest cover of the earth is decreasing .
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说明自然植被恢复是提高农田土壤生产力的有效途径。
Natural vegetation restoration is an effective way to improve soil productivity .
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确定了9个自然植被类型的适生坡向。
Adaptable slope orientations for the9 natural vegetation types had been confirmed .
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潜在自然植被研究与展望
The Study on the Potential Natural Vegetation and Future Prospect
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云南省自然植被净初级生产力的时空分布特征
A Preliminary Study on the Spatial-temporal Pattern of NPP in Yunnan Province
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全球气候变化的中国自然植被的净第一性生产力研究
Study on NPP of natural vegetation in China under global climate change
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自然植被净第一性生产力模型及其应用
NPP model of natural vegetation and its application in China
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9个自然植被类型在6个坡度级均有分布;
The 9 vegetation types were found in all 6 slope gradient classes ;
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以潜在自然植被预测模型为基础的定量研究。
The quantitative research based on the predictive models .
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新疆平原非灌区自然植被生态耗水量的计算
Calculation of Ecological Water Use of Natural Vegetation in Non-irrigated Area of Xinjiang
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民勤绿洲荒漠交错带三种沙丘类型的自然植被特征
Natural vegetation characteristic of three sand dune types in the Minqin oasis-desert ecotone
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自然植被第一性生产力和作物产量估测模型研究
Study on models for evaluating primary productivity of natural vegetation and crop yield
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退耕地人工植被的建立,是一种仿拟自然植被的过程,植物种数越多,垂直层次性越复杂,植被的水保功能也越高。
The more the species and layers , the higher the function of vegetation .
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近47年天山山区自然植被净初级生产力对气候变化的响应
Response of NPP to Climate Change over last 47 Years in Tianshan Mountain Areas
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自然植被类型多样化,含7个植被型,15个群系。
The vegetation forms is various , including 7 vegetation types and 15 formations .
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广东省自然植被分类纲要Ⅰ.针叶林与阔叶林
Outline of the Vegetation Classification in Guangdong Province ⅰ . Coniferous and Broad-Leaved Forest