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1)  shrub community
灌木群落
1.
Based on the investigation of 40 sample plots of shrub community in August 2007,Badaling of Beijing and selecting 16 environmental factors,the shrub community could be divided into 10 types with the TWINSPAN(Two Way Indicator Species Analysis) method which was confirmed by DCCA(Detrended canonical correspondence analysis).
于2007年8月,在北京八达岭地区野外实地踏查的基础上,按海拔梯度每升高100 m布设10个典型灌木样地,共40个样地,分别进行灌木群落调查。
2)  shrub land
灌木群落
1.
Clay and nutrient contents in sediment from the two shrub lands were higher than those from the bare lands(CK),and clay and nutrient contents from the Caragana korshinkii lands were higher than those from the Sophora viciifolia lands,which may be resulted from the influence of vegetation including above-ground and below-ground parts.
结果表明,两种灌木群落均能显著减小坡面径流泥沙的流失。
3)  Natural shrub community
天然灌木群落
4)  the psammophytic half shrub community
沙生半灌木群落
1.
Based on the data from field investigation along a 5 km transect,spatial variant features of the vegetation coverage of the psammophytic half shrub community in Mu Us Sandland was described through semivariance analysis and fractal analysis.
在使用 5m× 50 0 0 m样带进行调查获得的植被盖度数据的基础上 ,通过半方差分析和分形分析揭示了毛乌素沙化草地沙生半灌木群落植被盖度的空间变异特点。
5)  Rhodomyrtus tomentosa shrubland
桃金娘灌木群落
6)  conifruticeta
针叶灌木群落
补充资料:石油天然气国际贸易(见石油市场与天然气市场)


石油天然气国际贸易(见石油市场与天然气市场)


  石油天然气国际贸易(internotional tradeof011 and只as)见石油市场与天然气市场。
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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