Results 111 to 120 of about 13,867 (169)
目的为研究甘肃黄土高原地区植被物候,即植被生长和发育的季节性变化,深入了解气候变化如何影响该地区的植被生长规律。方法基于2002—2021年的MODIS NDVI数据集、气象数据、数字高程模型(DEM)及标准化降水蒸散指数(SPEI)数据,提取甘肃黄土高原区植被生长季始期(SOS)、植被生长季末期(EOS)、植被生长季长度(LOS),采用Theil-Sen趋势分析法和Mann-Kendall检验法探究黄土高原植被SOS、EOS和LOS的时空动态变化情况,采用偏相关分析法研究植被物候变化与气温、降水 ...
周鑫蓉 +4 more
doaj
[Targeting Regulatory T Cells to Remodel Peripheral Immune Tolerance: Research Advances and Future Directions]. [PDF]
Zhang W +4 more
europepmc +1 more source
[Research progress on calcification mechanism and anti-calcification strategies of vascular grafts]. [PDF]
Su X, Qiu F, Wang H, Han Q.
europepmc +1 more source
[Guardians of Immune Tolerance: Regulatory T Cells]. [PDF]
Ming K, Zhang H, Hu H.
europepmc +1 more source
黄土高原地区植被恢复与建设是我国重大的生态工程,有巨大的战略意义。主要论述了植被恢复与建设中存在的科学理论和技术问题,以期在植被恢复与建设实践中,能用理论做科学指导,使技术得以充分持续地推广和应用,使植被恢复与建设产生明显的效果。
doaj
[Strategies for the diagnosis and treatment of pulmonary chronic graft-versus-host disease after hematopoietic stem cell transplantation]. [PDF]
Ju CR, Wang SQ, Zhang X, Liu QF.
europepmc +1 more source
[Case of tooth autotransplantation with robotic surgery assistance]. [PDF]
Liu Y +6 more
europepmc +1 more source
Psychological experiences of young end stage renal disease patients awaiting kidney transplantation: A qualitative study. [PDF]
Liu D +5 more
europepmc +1 more source
[Current status and future directions of stability reconstruction following spinal tumor resection]. [PDF]
Zhou J, Dong J.
europepmc +1 more source

