六盘山半湿润区坡面华北落叶松林冠层截留的时空变化及空间尺度效应
冠层截留是森林蒸散的重要组成部分,其定量描述一直是生态水文学研究的热点问题之一,相关观测研究多是在固定样地的空间尺度上进行的。林冠截留量除在样地上受降水、气象条件和冠层结构及生长过程的动态影响外,还在坡面上受植被生长和冠层结构的坡位差异而有很大空间变化和尺度效应,需对此深入理解和精细刻画,从而为实现从样地观测结果上推到坡面的尺度转换并基于此准确评价森林水文影响来提供科学依据。在六盘山香水河小流域,选择一个水平坡长425.1 m的华北落叶松人工林典型坡面,并均匀划分为空间连续的16个样地。于2015年5 ...
刘泽彬 +7 more
doaj
[Effects of celastrol on autophagy and endoplasmic reticulum stress-mediated apoptosis in a mouse model of nonalcoholic fatty liver disease]. [PDF]
Tian T +5 more
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[Clinical effects of free transplantation of expanded ilioinguinal flaps in the reconstruction of severe scar contracture deformity after extensive burns]. [PDF]
Chen L, Zhang W, Xie WG, Yang F, Li Z.
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目的研究不同退化程度人工林树干液流特征及其对环境因子响应的差异性,有助于揭示林木退化机制,从而为区域人工林结构调整与经营管理提供科学依据。方法以宁夏河东地区刺槐(Robinia pseudoacacia)人工林为研究对象,于2023年5—10月利用TDP热扩散茎流计测定不同退化程度刺槐的树干液流速率,同时监测环境变量,研究未退化刺槐人工林(NDPP)、中度退化刺槐人工林(MDPP)、重度退化刺槐人工林(HDPP)的树干液流速率与环境变量的响应关系。结果1)NDPP日均液流速率为2.32 cm/h ...
马军 +6 more
doaj
[Research progress on the application of derived porous carbon materials in solid-phase microextraction]. [PDF]
Kuang Y +4 more
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[Chuanxiong Rhizoma inhibits brain metastasis of lung cancer through multiple active ingredients acting on multiple targets, pathways and biological functions]. [PDF]
Xu L +6 more
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[Progress in microsurgical repair and reconstruction techniques and development of microsurgery in China]. [PDF]
Gu L.
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[A large family of Nascimento form of syndromic X-linked intellectual developmental disorder caused by large segment deletion of the <i>UBE2A</i> gene: a case report and literature review]. [PDF]
Xu D +8 more
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[Retrospective study on the impact of penile corpus cavernosum injection test on penile vascular function]. [PDF]
Chen Y +10 more
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[Rapid screening of 125 pesticide residues in tea substitutes by multi-plug filtration cleanup method combined with gas chromatography-tandem mass spectrometry]. [PDF]
Zhang Q +8 more
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