wuxi county中文什么意思
巫溪县
例句与用法
- Wuxi county is located in typically fragile ecological strip - - three gorges reservoir area and belongs to national ecological environment construction key region . based on soil and water conservation project in wuxi county this article designs the landscape health assessment system and analyses health classes of degraded ecosystem by applying fuzzy ahp method , discloses degraded characteristics in aspect of land use patterns in wuxi county contrasted with bishan county , puts forward ecological restoration models combined with soil and water conservation harnessing , analyses and compares soil fertility quality in biological communities of different ecological restoration succession phases and restoration measures
本论文依托巫溪县水土保持生态修复项目，运用模糊层次分析方法，进行退化生态系统的景观健康评价体系设计与健康等级分析；通过对比研究巫溪县与另一个生态修复试点县? ?璧山县的土地景观空间格局分析，揭示巫溪县土地利用格局上的退化特征；提出与水土保持治理相结合起来的生态恢复模式；引用土壤肥力质量指数，对生态修复区不同生态恢复演替阶段群落及不同时期坡改梯、休耕地与封山育林三项生态修复措施的土壤肥力质量分析与对比。 - The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor , gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity . the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion . according to investigation , surface erosion area occupies 80 % or so or erosion area , in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area
研究结果主要包括： ( 1 )巫溪县生态退化特征表现：作为生物生长基质的部分土壤薄而贫瘠，保水保肥能力差，部分地区基岩裸露，土壤的不断退化导致植物种多样性减少，植物种群结构逐步由复杂趋向简单化；县内水土流失的类型主要包括面蚀和沟蚀两大类，据调查，面蚀面积占侵蚀总面积的80左右，其中坡耕地面蚀占耕地侵蚀面积的70左右。 - Due to different exploitation intensity and ecological restoration measures used in hongchiba region , wuxi county , the vegetation have been formed a series of succession stages , i . e . herbaceous stage scrub - shrub stage - shrub - tree stage - pure larix daempferi conifer forest stage - pinus armandii needle broad - leaved mixed forest stage - natural deciduous broad - leaved forest
巫溪县红池坝地区由于历史上开发强度和生态恢复措施的不同，使当地植被形成了从草本群落灌木灌丛林灌过渡带日本落叶松( larixdaempferi )针叶纯林华山松( pinusarmandii )针阔叶混交林天然阔叶落叶林的一系列生态恢复演替阶段。 - ( 2 ) in aspects of land use landscape , woodland has the maximum fragmentation value in wuxi county . the fragmentation values of others except habitation , barren land , paddy field are all higher than 1 . 7 , which means those landscape are disturbed fiercely by humans and are the primary parts of ecological degradation landscape
( 2 )巫溪县破碎度最大的为灌木林地，除居民点、裸岩石砾地、平原区水田与其它林地外，其余的破碎指数均高于1 . 7 ，表明这部分景观受人类干扰强烈，是主要的生态退化景观类型。
百科释义
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详细百科解释
