ecotones

常见例句

• By using phytopopulological and dendroecological methods, this paper has studied the correlation between climate change and the age structure or tree-ring width from different altitudinal ecotones.
  本文应用种群生态学和树木年代学的方法并结合气象资料，研究了中部天山不同海拔高度上天山云杉(Picea schrenkiana)种群的年龄结构以及树木年轮宽度与气候变化的关系。
• the north farming-pastoral ecotones of China
  北方农牧交错带
• The borderlines of the different biome ecotones and the gradients of species distribution in the biome ecotone have been investigated through the method of the quantitative ecology.
  在大尺度水平上，边缘效应测度的研究主要是应用数量生态学等方法，研究不同气候带之间界线的划分及其物种分布的梯度规律性。
• Analysis on Land Use and Its Ecological Environmental Background in the Farming-Pastoral Ecotones in North China
  北方农牧交错带土地利用及其生态背景分析
• ECO-ENVIRONMENTAL CONSTRUCTION AND FUNCTIONAL INTEGRATION OF THE FARMLAND-PASTORAL ECOTONES IN THE NORTHERN PART OF CHINA
  论中国北方农牧交错带的生态环境建设与系统功能整合
• Study on species diversity of different measures of vegetation protection and restoration in the farming-pastoral ecotones in the north of China
  北方农牧交错带不同植被保护及恢复措施物种多样性研究
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