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黄河三角洲典型潮滩湿地土壤硝态氮和铵态氮的空间分布特征

, 2012
运用地统计学方法研究了黄河口滨岸潮滩湿地土壤中硝态氮和铵态氮的空间分布格局。结果表明,潮滩湿地土壤NO3--N和NH4+-N的水平变异性在不同土层差异较大,较高的水平变异性主要与其在潮滩湿地良好水分条件下较为活跃的物理运移特性有关;潮滩湿地表层土壤NO3--N的水平分布具有明显的空间结构,符合高斯模型,并具有中等程度的空间相关性;自然结构因素在引起NO3--N空间异质性中的贡献占优,随机因素的影响相对较小;表层土壤NO3--N的空间变异性以向低潮滩延伸且受潮汐涨落影响较大的方向最大 ...
牟晓杰, 孙志高, 刘兴土
core  

[Development of a machine learning-based ionization efficiency prediction model for per- and polyfluoroalkyl substances and its application in semi-quantitative analysis]. [PDF]

Se Pu
Sun SZ, Li YY, Gao Y, Li KC, Chen Z, Li XQ, Zhang QH.   +6 more
europepmc   +1 more source

[Determination of 31 perfluoroalkyl and polyfluoroalkyl substances in water by ultra performance liquid chromatography-triple quadrupole mass spectrometry combined with direct injection]. [PDF]

Se Pu
Yang C, Li P, Zhang Y, Wang L, Hou M, Shi Y, Cai Y.   +6 more
europepmc   +1 more source

[Development of an LC-MS/MS method for 32 steroid hormones and exploration of their gestational variations]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhou Q, Chen J, Nie C, Wang Q, Xia F, Zhou H.   +5 more
europepmc   +1 more source

[Performance validation and consistency assessment of three liquid chromatography-tandem mass spectrometry methods for detecting fat-soluble vitamins]. [PDF]

Se Pu
Li BC, Li BH, Chen ZY, Li ZY, Yin ML, Lyu X, Xiang ZY, Long QC, Hu M.   +8 more
europepmc   +1 more source

[Dynamic changes and physiological regulation of common carotid artery blood flow during general anesthesia in elderly patients: a prospective study]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Liu X, Wu J, Ye C, Wang E, Hu H.
europepmc   +1 more source

[Novel technologies for large-scale analysis of cell surface glycoprotein interactions and their applications]. [PDF]

Se Pu
Liu Y, Wu C, Zhao Q, Liang Z, Zhang F, Zhang L.   +5 more
europepmc   +1 more source

[Determination of tetracyclines in animal muscle tissues by ultra performance liquid chromatography- tandem mass spectrometry]. [PDF]

Se Pu
Chu K, Li JH, Wang QQ, Li XT, Wu S, Chen C.   +5 more
europepmc   +1 more source

[Determination of eight ultraviolet absorbers in surface water and wastewater by ultra performance liquid chromatography-triple quadrupole mass spectrometry]. [PDF]

Se Pu
Sun HJ, Zhang BB, Huang MQ, Wang H, Hu GJ, Chen HM.   +5 more
europepmc   +1 more source

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

Zhongguo Dang Dai Er Ke Za Zhi
Yang CJ, Xu XQ, Bao L, Wu WS, Jiang DC, Shi ZY.   +5 more
europepmc   +1 more source