Results 111 to 120 of about 112,309 (146)

[Musculoskeletal multibody dynamics investigation of posterior-stabilized total knee prosthesis]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Chen Z   +5 more
europepmc   +1 more source

免耕覆盖提升土壤水分利用和马铃薯产量的协同效应

open access: yesShuitu Baochi Xuebao
目的 针对宁夏南部山区春旱与春寒并重、土壤有效耕层浅等问题,为探究免耕覆盖对提升土壤水分利用和马铃薯产量的协同效应。方法 于2014—2016年连续3 a在秋作物收获后设置免耕覆盖秸秆(NJ)、免耕覆盖地膜(ND)、免耕不覆盖(NB)3种不同免耕覆盖模式,以翻耕不覆盖为对照(CK),分析休闲期免耕覆盖模式对宁南旱区土壤蓄水保墒效果、降水利用和马铃薯产量的影响。结果 休闲期土壤蓄水量和蓄水效率均在相对枯水年以ND处理最高,分别较CK提高7.60%和140.35%;平水年和枯水年均以NJ处理最高 ...
韩固   +5 more
doaj  

国外鱼病免疫试验简介

open access: yes, 1979
<正> 免疫学技术应用到鱼病的诊断、预防和治疗方面已有很多年了。但是,由于鱼类本身具备的保护屏障以及鱼类的特异性免疫反应在许多方面都与人体和家畜不同,鱼类更容易受到温度和其它外界环境因素的影响 ...
杨潼
core  

[Expression and its clinical significance of cell-cycle dependent kinase 1 in malignant peripheral nerve sheath tumors]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Liu Y   +7 more
europepmc   +1 more source

[A Study on the hearing level of high-risk children of diabetic mothers]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zhang J   +5 more
europepmc   +1 more source

[Rehabilitation guidelines and specifications for traumatic spinal cord injury (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Professional Committee Of Spine And Spinal Cord Injury Rehabilitation China Association Of Rehabilitation Of Disabled Persons   +3 more
europepmc   +1 more source

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