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希拉穆仁草原不同放牧强度对植被群落特征和土壤团聚体的影响

open access: yesShuitu Baochi Xuebao
[目的] 为探究草原不同放牧强度下植被群落的改变,解析群落特征变化对土壤团聚体的影响。[方法] 以希拉穆仁荒漠草原控制放牧试验区为研究对象,采用野外调查、室内分析相结合的方法,分析轻度放牧(LG)、中度放牧(MG)、重度放牧(HG)和禁牧(CK)下植被群落特征和土壤团聚体特征及二者的关系,揭示植物群落变化对土壤团聚体的影响。[结果] (1)植物群落物种数随放牧强度的增加而增加,LG的群落Shannon-Wiener多样性指数(H')和Simpson优势度指数(D)显著低于其他放牧强度(p<0.05 ...
王艺颖   +7 more
doaj  

[Neurodevelopmental outcomes in different types of neonatal stroke]. [PDF]

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

[Network analysis of insomnia, anxiety, depression, and non-suicidal self-injury in adolescents]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Xi C, Zeng C, Zhang A, Zeng Y, Zeng C.
europepmc   +1 more source

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