Results 71 to 80 of about 66,335 (119)

[Chronic MRSA periprosthetic joint infection induces formation of mature tertiary lymphoid structures and osteolysis in mice]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Munila M   +9 more
europepmc   +1 more source

[Dihydroartemisinin inhibits the progression of oral squamous cell carcinoma]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Shan T   +5 more
europepmc   +1 more source

Influence of Active Carbon on Soil Infiltration and Evaporation Characteristics and Nutrient Leaching Loss

open access: yes, 2011
通过室内土柱模拟试验,设置活性炭质量分数为0%(对照),0.1%,0.3%,0.6%,0.9%及1.2%共6个处理,研究不同活性炭施入量对土壤入渗、蒸发特性及养分淋溶损失的影响。结果显示:随着活性炭用量的增加,土壤入渗能力先增强后减弱;100min时,施加0.3%活性炭的土壤累积入渗量达到最大,高于对照的10.60%,而施加1.2%活性炭的土壤累积入渗量较对照的减少5.70%;33d的土壤累积蒸发量随着活性炭施用量的增大而逐渐减小,与对照的相比最大减小量达21.35%;土壤淋溶液中硝态氮(NO3 ...
冯浩, 方圆, 操信春, 丁奠元
core  

不同氮肥管理下春玉米地土壤硝态氮的淋溶阻控技术与阈值研究

open access: yes, 2019
摘要 肥料产业的发展促进了粮食增产,保证了粮食安全供给。由于人类持续向土地投入大量化学肥料,农业面源污染负面效应逐渐凸显,给人类生存健康带来潜在风险。未来农业向着绿色、环保方向发展,对于解决农业增产与环境的平衡问题具有重要的意义。黄土高原南部旱作农业区,土层深厚而疏松,暴雨频发,为农业面源污染提供了条件。因此,在该地区研究不同的氮肥管理措施下硝态氮的淋溶特征与阻控技术,对于提高作物产量和保护生态环境具有重要的指导意义。 本试验在黄土高原南部长武农业生态试验站进行,采用完全随机区组设计,半覆膜种植 ...
吴三鼎
core  

[A case of <i>Bartonella henselae</i> meningitis characterized by bone marrow hemophagocytosis]. [PDF]

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

[Research advances in immune and metabolic dysregulation in the diagnosis and treatment of acute-on-chronic liver failure]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Wang SR   +12 more
europepmc   +1 more source

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