Results 71 to 80 of about 1,941 (98)

[Toxicity of lunar dust simulant exposure via the digestive system: Microbiota dysbiosis and multi-organ injury]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Chen Y   +8 more
europepmc   +1 more source

[Research progress on bioartificial liver]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Jiang Q, Su YS, Cao XY, Zhang HN, Li LJ.
europepmc   +1 more source

科尔沁沙地沙质草场土壤水分对干旱和降雨响应的空间变异性

open access: yesShuitu Baochi Xuebao, 2005
采用地统计学的方法,研究了科尔沁沙地沙质草场土壤含水量对干旱和降雨响应的空间变异规律。结果表明,干旱时沙质草场表层(0~20cm)、亚表层(20~40cm)土壤含水量可很好地拟合成球状模型和指数模型,在1~2.26m,1~6.63m的中等尺度范围内表现出很高的空间自相关性,空间自相关度分别为0.92,0.87.分维数均表现出较弱的空间依赖性.分别为1.99,1.94,两层土壤含水量变异特征差异小,土壤水分的空间变异性强,破碎化程度高。降雨后沙质草场土壤表层 ...
doaj  

[Assessment of Dietary Arsenic Exposure Levels and the Associated Health Risks in Chongqing City, China]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Dai X   +11 more
europepmc   +1 more source

岩层倾向对喀斯特槽谷区不同土地利用类型土壤分离能力的影响

open access: yesShuitu Baochi Xuebao
[目的] 探索岩层倾向对喀斯特槽谷区土壤分离能力的影响机制,为喀斯特槽谷区预防和治理水土流失提供参考意见。[方法] 以重庆市青木关岩溶槽谷区顺/逆层坡为研究对象,通过水槽冲刷试验,分析不同土地利用类型在顺/逆层坡的土壤分离能力差异,并探讨土壤理化性质对土壤分离能力的影响。[结果] (1)顺/逆层坡土壤分离能力均与土壤有机质含量、>0.25 mm水稳性团聚体含量和全氮含量呈显著负相关(p<0.05),其中,逆层坡有机质含量、>0.25 mm水稳性团聚体含量和全氮含量大于顺层坡。(2 ...
蒋莉沙   +5 more
doaj  

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