Results 61 to 70 of about 1,983 (103)

不同含水量及冻结温度对黑土冻融循环过程有机碳矿化的影响

Shuitu Baochi Xuebao
[目的] 冻融过程土壤呼吸在年土壤呼吸总量中占有重要比例,研究探讨土壤冻融过程中含水量、冻结温度和冻融循环次数对土壤碳矿化动态的影响。[方法] 以黑龙江省嫩江县鹤山农场九三水土实验站黑土为研究对象,开展室内冻融程度模拟试验,进行7次冻融循环,设置100%田间持水量(100%WHC)、60%田间持水量(60%WHC)和30%田间持水量(30%WHC)3种土壤含水量;10 ℃恒温处理(对照)、-5 ℃冻结处理(轻度冻结)和-15 ℃冻结处理(重度冻结)3种环境温度。[结果] 冻融循环次数 ...
张博, 刘会敏, 毕鑫宇, 高航, 宋媛, 胡亚鲜, 栗现文   +6 more
doaj  

[Determination of seven tire antioxidants and their quinone oxidation products in fine particulate matter by high performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Liu F, Tang BB, Wu LY, Song LX, Zhang M, He M.   +5 more
europepmc   +1 more source

[Determination of 22 organophosphates and their metabolites and 11 phthalate metabolites in human whole blood by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Shi FY, Xu HY, Li JH, Xu MY.
europepmc   +1 more source

[Effects of lunar soil simulant and Earth soil on lung injury in mice]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Gong X, He S, Chen Y, Liu Y, Cheng Q, Chen Y, Hu X, Wang Z, Xie H.   +8 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

[Evaluation of Gradient-Variant Quantum Dot Fluorescence Technology for Rapid Detection of <i>Brucella</i>]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Li J, Wang X, Wang J, Tian S, Zhao C, Wang X, Jian W, Li S, Zhang Q, Zhou L.   +9 more
europepmc   +1 more source

[Research progress on high performance liquid chromatography stationary phases based on mixed mode]. [PDF]

Se Pu
Li SJ, Li Z, Tang ZX, Lyu M, Wang LT.
europepmc   +1 more source

[Determination of glufosinate, glyphosate and their metabolites in sediment by ultra-high performance liquid chromatography-tandem mass spectrometry with pass-through solid-phase extraction]. [PDF]

Se Pu
Yang X, Xie ZG, Li XL, Suo WW, Chen XY, Wan YW.   +5 more
europepmc   +1 more source

[Determination of 51 per- and polyfluoroalkyl substances in raw water and drinking water by online solid-phase extraction coupled with ultra performance liquid chromatography- tandem mass spectrometry]. [PDF]

Se Pu
Chen YY, Lyu J, Ye BX, Zhang L, Wang YY, Jin N.   +5 more
europepmc   +1 more source

[Chemical diversity of dissolved organic matter revealed by ultra performance liquid chromatography-Fourier transform ion cyclotron resonance mass spectrometry]. [PDF]

Se Pu, 2023
Ma C, Ni HX, Qi YL.
europepmc   +1 more source