Results 111 to 120 of about 7,283 (156)

2000—2020年青海河湟谷地植被NDVI时空变化及影响因素

open access: yesShuitu Baochi Xuebao
[目的] 为了解青海河湟谷地植被时空变化情况,明晰气候变化、土地开发利用及人类活动等因素对植被变化的影响。[方法] 利用2000—2020年MODIS NDVI数据集表征植被变化,基于Theil-Sen Median趋势检验法、偏相关性分析、地理探测器等方法,探究青海河湟谷地NDVI时空变化情况及其与气温、降水、坡度、土壤类型和人类活动等影响因素的关系。[结果] (1)近20年河湟谷地植被NDVI呈波动增长趋势,显著增长区域面积为2.21×104 km2(p<0.05),占河湟谷地总面积的53.39 ...
李小宇   +3 more
doaj  

[Endoscopic trans-tympanic eustachian tube plug implantation surgery]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Xie L, Yang H, Sun Y.
europepmc   +1 more source

[State-of-the-art in peripheral nerve injury diagnosis and therapy]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Sun J, Chen L.
europepmc   +1 more source

吉林省西部盐碱化区热力景观特征分析 [PDF]

open access: yes, 2015
吴波   +4 more
core  

[Clinical observation of posttransplant lymphoproliferative disorder in a single center]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Qiao ZQ   +12 more
europepmc   +1 more source

[Chinese expert consensus on quality control, result analysis, and reporting of anti-HLA antibody testing in allogeneic hematopoietic stem cell transplantation (2025)]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Experimental Diagnostics Group   +2 more
europepmc   +1 more source

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