TIMBERLINE相关论文
Birch growth at the upper timberline is limited by moisture availability in the central Himalayas: a
It was widely reported that low temperature inhibits growth at the upper timberlines.Himalayan birch (Betula utilis) is ......
In order to understand the responses of bryophytes composition and diversity to patched clear-cut,BACI methodology w......
Precipitation-limited Himalayan birch growth at the timberline a global comparison with other timber
Himalayan birch (Betula utilis D.Don) has a wide distribution in the Himalayas.It is also a widespread timberline sp......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Fluctuation of Picea timber line and paleo-environment on the northern slope of Tianshan Mountains d
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
青海玉树拥有典型的川西云杉树线,是开展树线种群结构与空间格局研究的理想场所。在青海玉树调查了3个受放牧干扰的川西云杉树线样......
Morphological Characteristics and Environmental Implications of Phytoliths in Topsoils from Differen
Changbai 山,在东亚的适度的季风气候地区定位了,是为关于对全球变化的树带界线反应的研究的一个理想的地点。在这研究,表层土在土壤......
选取玉龙雪山南坡林线附近区域为研究区,用转化糖方法测定高山地段不同景观部位的效应温度,通过Kriging插值得到研究区域的温度场......
高山林线对于气候变化的影响非常敏感。气候变化首先从个体的水平影响林线的内部结构,然后才影响到作为整体的林线的推移,因此研究乔......
以盖度作为物种多度指标,用描述物种多度分布的模型:断棍分布、几体级数分布、对数级数分布和截尾对数正态分布研究了卧龙巴郎山岷江......
Background: Treeline dynamics have inevitable impacts on the forest treeline structure and composition. The present rese......
选取亚高山树线复合群优势植物糙皮桦(Betula utilis)、高山杜鹃(Rhododendron asferochnoum)、牛头柳(Salix dissa)、糙野青茅(De......
通过样地调查,采用α和β指数对西藏东南部地区色季拉山林线森林植物群落类型的多样性特征进行了分析。结果表明:①色季拉山海拔和......
以样带上样方间的距离系数为指标,采用游动分割窗技术辨析了岷江冷杉(Abies faxoniana)林线附近交错带的位置和宽度。结果表明,Bray-C......
岷江冷杉(Abies faxoniana)林是青藏高原东南缘亚高山暗针叶林的主要类型之一,在岷江上游地区,岷江冷杉林一般在2 800~3 800 m之间......