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The mass-particle size distributions of 10 dust-carrying elements in aerosol particles were determined tor 12 sites in d......
According to the bioclimatic zones, dune mobility and the fabric characteristics of stratigraphic sedimentary facies, th......
Spatial and temporal variability of soil water in drylands:plant water potential as a diagnostic too
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......
The article presents the features of biology and ecology, growth and development of various </span><i><span style="font-......
应用Xie和Arkin降水资料和NECP/NCAR再分析资料,研究了撒哈拉和中国西北沙漠地区的干旱气候。结果表明,尽管该两区域都有在年降水量......
【目的】研究封育对草地群落特征和植物多样性的影响规律,为该类退化草地恢复治理和科学经营提供理论依据。【方法】以玛纳斯县封......
Spatial and temporal variability of soil water in drylands: plant water potential as a diagnostic to
干旱、半干旱的区域被低降雨和高潜在的成为蒸气的需求描绘。这里,水是为植物生长和生产率的主要限制因子。土壤和表面水文学性质(......
牛津大学著名政治哲学家戴维·米勒从他所谓“人类关系模式”入手,提出了一种新的多元主义正义理论·他将人类关系分为三个......
Given special tectonic and climatic conditions, Iran has the most diverse land-forms and beautiful geological phenomena,......
Experiments were performed from June 2014 to May 2015 at Penn State University’s greenhouse facilities in order to unde......
Characteristics of the soil microbial population in forest land irrigated with saline water in the d
The study of soil microbial populations and diversity is an important way to understanding the soil energy process.In th......
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Jordan is blessed with shallow geothermal resources in NE and SE deserts. Jordanian deserts compose more than 70% of the......
风沙区小流域治理模式简析及效益评价贾泽祥;徐庭灿(黄委会黄河上中游管理局,西安710043)沙漠化严重威胁言人类生存、是一大环境灾害。风沙K的......