Results 101 to 110 of about 349 (147)

不同降雨类型下植被剔除对灌木林降雨再分配特征的影响

open access: yesShuitu Baochi Xuebao
[目的] 为探究不同季节及降雨类型下,林分冠层结构发生改变对降雨分配特征的影响。[方法] 以喀斯特区典型灌木林为研究对象,选取3个10 m×10 m的样地,分别进行30%(TC30)和10%(TC10)的植被剔除,并以不剔除(TC0)作为对照,分别于旱雨季对剔除处理后各样地的穿透雨、树干径流等进行监测。[结果] 旱雨季不同降雨类型下,各样地穿透雨率为72.3%~96.6%,不同剔除比例下样地间穿透雨率总体上无明显差异。无论在旱季或雨季,树干径流率在各降雨类型下均表现为TC0(5.6%~13.9 ...
宫联沙   +4 more
doaj  

[Advances in the development of analysis techniques for organophosphate diesters in water]. [PDF]

open access: yesSe Pu
Chen J   +8 more
europepmc   +1 more source

[Advances in hepatitis E epidemiology]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi, 2023
Yang XY, He QY, Wang L.
europepmc   +1 more source

[Expert consensus on overall standardized management of gadoxetate disodium-enhanced MRI examinations (version 2026)]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Abdomen Group of Chinese Society of Radiology   +7 more
europepmc   +1 more source

降雨驱动下流域硝酸盐输出的变化特征

open access: yesShuitu Baochi Xuebao
目的为明确降雨驱动下流域硝酸盐输出通量与模式的变化特征。方法以典型亚热带丘陵流域湖南省龙堰小流域为研究对象,高频监测流域径流与硝酸盐浓度的动态变化,并结合C-Q关系模型,明确不同降雨类型间流域硝酸盐输出通量与模式的差异。在此基础上,应用冗余分析与相关性分析,明确硝酸盐输出的关键影响因子。结果所有降雨事件的径流硝酸盐加权平均浓度为0.08~1.50 mg/L,其中,小雨事件的加权平均浓度仅为0.35 mg/L,大雨和暴雨事件的加权平均浓度分别是小雨事件的1.68、2.97倍。降雨事件流域硝酸盐输出通量为4.
舒胡佳   +8 more
doaj  

[Advances in Nanozyme-Aptamer Systems for the Detection of Foodborne Pathogens]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Liang H, Jia S, Zhan Z, Cai Y, Niu X.
europepmc   +1 more source

[Guideline for the diagnosis and treatment of common neonatal diseases in primary healthcare institutions: neonatal infectious pneumonia (2025)]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Subspecialty Group of Neonatology   +3 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy