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3年氮添加对高寒湿地草甸土壤可溶性氮组分的影响

open access: yesShuitu Baochi Xuebao
目的为探究在全球长期氮沉降的背景下,高寒湿地草甸土壤可溶性氮组分的变化规律。方法选取青藏高原东北缘尕海湿地草甸土壤为研究对象,3年氮添加处理试验平台[CK(未添加氮)、N1(4.14 g NH4 NO3)、N2(6.12 g NH4 NO3)],研究土壤可溶性氮组分对氮添加的响应特征。结果1)与CK相比,N1处理显著提高土壤硝态氮(NO3--N)的质量分数(15.76%),N2处理显著提高土壤铵态氮(NH4+-N)的质量分数(19.19%)(p<0.05)。2 ...
李淑卓   +4 more
doaj  

[<i>Poria cocos</i> polysaccharide alleviates cyclophosphamide-induced intestinal barrier dysfunction and inflammation in mice by modulating gut flora]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Zhang Y   +10 more
europepmc   +1 more source

[Plasma lipidomics-based exploration of potential biomarkers of metastasis in pediatric medulloblastoma]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Yang CJ   +5 more
europepmc   +1 more source

[Helicid alleviates depression-like behavior in rats with chronic unpredictable mild stress through the NCALD/sGC/cGMP/PKG axis]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
DU X   +8 more
europepmc   +1 more source

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