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- grassland vegetation changes 草地变化
- Study on the Influence of Applying Herbicide to Control Stellera chamaejasme on Grassland Vegetation. 应用除草剂防除草地狼毒对草地植被的影响研究。
- Xu Shan Forest Park for a typical grassland vegetation to desert grassland transition type. 徐家山森林公园植被为典型草原向荒漠草原过渡类型。
- The main protection targets are Qilianshan water conservation forest, grassland vegetation. 主要保护对象是祁连山水源涵养林、草原植被。
- Persistent efforts in the next 20-30 years are expected to raise the forest coverage rate in these areas by more than 100 percent. Grassland vegetation should be expanded and resumed. 通过20到30年坚持不懈的努力,使长江,黄河上中游的森林覆盖率提高一倍以上。
- When the period of use expires, the unit that has used the grasslands shall restore the grassland vegetation. 使用期满,用地单位应当恢复草原植被。
- In the tin-road 55 kilometres, where the lush growth of the grassland vegetation, where the grey basalt platform on the Proton, with a volcanic eruption, we can see that the tuff rock. 位于锡张公路55公里处,这里生长着繁茂的草原植被,又因为该处位于灰腾玄武岩台地之上,所以随外可以见到火山喷发形成的凝灰岩岩块。
- When the period of use expires,the unit that has used the grasslands shall restore the grassland vegetation. 使用期满,用地单位应当恢复草原植被。
- Where grasslands are to be requisitioned or used for construction, fees for restoration of grassland vegetation shall be paid. 因建设征用或者使用草原的,应当交纳草原植被恢复费。
- This paper described the characteristics of vegetation change in gaps of Larix gmelinii natural forest in Daxinganling. 摘要根据在大兴安岭调查兴安落叶松天然林林隙结构,阐述了林隙地被物变化特征。
- Palynological and paleobotanical data from more than 60 cores and sections of the Qinghai-Xizang Plateau show that the Late Cenozoic vegetation changed markedly due to the strong uplift of the Himalayas and the global climatic changes. 从青藏高原目前已知的60余个剖面和钻孔揭示的大量古植物资料来看,由于喜马拉雅山的强烈隆升、地质事件及全球气候变化,青藏高原晚新生代植被发生显著的变化。
- Grassland vegetation cover change 草地植被覆盖变化
- Current research projects deals with the influence of climate change and land use, the extent of the last interglacial and other glacier studies, basin analysis, vegetation changes etc. 当今的研究计划处理气候变化和土地使用的影响、最后的间冰期和其他冰河研究的范围、盆地分析、植物变化等。
- The data of NOAA and EOS/MODIS in Shiyanghe River watershed from 1997 to 2006 were used to calculate and analyze the vegetation change. 摘要采用NOAA和EOS/MODIS遥感影像资料,计算并分析了石羊河流域1997-2006年的植被演变特点。
- Since 1710 AD, the vegetational changes were controlled by human activities and the climatic signal from the vegetational changes was relatively weak. 1710 AD以来,植被变化以人类活动驱动为主,反映的气候信号相对较弱。
- Spartina vegetation changed the composition of seashore ecosystem, and affected the ecosystem function and services either negatively or positively. 主要取得以下结果:(1)研究区内各类植被均处于新生扩张期。
- Carbon isotopic composition of modern soil and paleosol as a response to vegetation change on the Chinese Loess Plateau. 黄土高原现代土壤和古土壤有机碳同位素对植被的响应","Liu, WG;Ning, YF;An, ZS;Wu, ZH;
- Temporal changes of grassland vegetation, soil and soil microbial population in the Tianzhu alpine region 天祝高寒草地植被、土壤及土壤微生物时间动态的比较
- The path leads to a hill bare of vegetation. 这条小道通向一座没有草木的小山。
- The climate on grassland is capricious. 草原的气候变化无常。