Results 71 to 80 of about 1,114 (124)

三峡水库消落带生境特征与植被恢复模式

open access: yesShuitu Baochi Xuebao
[目的] 三峡水库蓄水运行后消落带生境破碎斑块化加剧,极端生境胁迫严重损害植被的结构和功能。厘清三峡水库消落带生境状况,提出适宜性植被恢复对策,重建河流受损廊道综合生态功能,对构建区域生态安全格局和保障长江流域水资源安全具有重要意义。[方法] 针对三峡水库消落带植被退化与生态功能受损的突出问题,系统解析了消落带生境特征及其对植被生长的影响,围绕水库河岸受损廊道生态修复重大需求,探讨面向消落带微生境构建与植被格局功能优化的三峡水库消落带植被恢复模式。[结果 ...
饶洁   +4 more
doaj  

["Chongqing experiences" in treatment of bone infections]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xie Z.
europepmc   +1 more source

[Clinical exploration and practice of a 16-step new model of comfortable supragingival scaling]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Chen Y   +6 more
europepmc   +1 more source

[Factors influencing very preterm birth at less than 32 weeks of gestation: a multicenter retrospective study]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wang HJ   +6 more
europepmc   +1 more source

[Thoughts and Prospects on Precision Control and Intelligent Positioning Robotic Systems Applied in Nasojejunal Feeding Tube Placement]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Qiu Y   +9 more
europepmc   +1 more source

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