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Currently peony gallic acid content determination method are micellarelectrokinetic chromatography method[1] and high performance liquid chromatography[2,3].An ultra-performance liquid chromatography/quadrupole time-of-fight mass spectrometric method was established to analyze chemical constituents of the methanol extract of Paeonialactiflora Pall by HuidanMu[4].Yuan Tian determined the contents of trace elements Fe, Mn, Zn in water extract from PaeonialactifloraPall[5].Yuhong Liu developed an HPLC method for determination of total glucosides of paeony with benzoic acid as control[6].An HPLC method was developed for the determination of albiflorin, paeoniflorin, and benzoylpaeoniflorin in Total Glucoside of Paeony Capsule by QiaoWang[7].
Yang, et al.: Chin J Pharm Anal, Vol. 31 (2011) No.12, p.2208
Tian, C.
Yang and D.X.
Yang and D.X.

TIAN Qian-ning, YANG Hui-qun, et, al. (2009) plot the gradient profile automatically and apply it to MAPGIS applications [5].
Yang, R.F.
Tian, H.Q.
Yang, X.X.

Tian, Z.J.
[16] M.Yang, H.Y.
Yang, Y.
Tian, Molten salt synthesis of La2O2SO4 nanosheets and their luminescent prosperities with Eu3+ doping, Funct.
Yang, X.R.

Tian and S.J.
Yang: Chem.
Yang, J.K.
Yang: J.
Tian: Chem.

Effects of Environmental Humidity on the Tribological Properties of Modified PTFE Three-layer Composites Xie Tinga, Yang Tingting, Yang Wenjuan, Tian Ming Institute of Tribology, Hefei University of Technology, Hefei 230009, PR China aEmail: txie@yahoo.cn Keywords: PTFE; PI; Humidity; Friction; Wear.
[8] Wen-juan Yang, Shaobo Ma, Ting Xie, Yan-guo Yin.

Tian, L.J.
Zhao, Y.C Yang, G.
Tian, H.L.
Tian, H.Y.
Yang, G.

Tian 2, J.Q.
Yang, C.K.
Tian, J.Q.
Tian, Y.
Tian, J.Q.

Yang et al. [9] applied a CNC laser machine to fabricate grinding wheels with a regular grain distribution.
[3] Tian C, Li X, Chen Z, Guo G, Rong Y.
[6] Tian C, Li X, Li H, Guo G, Wang L, Rong Y.
[9] Yang Z, Zhang M, Zhang Z, Liu A, Yang R, Liu S.
[12] Tian CC, Li X, Shubo Z, Guo G, Rong Y.

Association between ACE Gene I/D Polymorphism of Men of Han Nationality in Northern China and the Effects of HiHiLo on Muscle Oxygenation Duo-qi Zhou1, a, Yang Hu2,b, Dong-mei Luo2, Yan-chun Li2, and Long-yan Yi2 1Department of Physical Education, Anqing Teachers college, Anhui Anqing 246011China 2Beijing Sport University, Beijing 100084 China aduoqizhou@163.com, bhyyr1@163.com Keywords: ACE gene polymorphism, Living High-Exercise High-Training, Muscle oxygenation, Near infrared spectroscopy.
[9] Duoqi Zhou, Yang Hu, Ye Tian, et al.
[10] Dapeng Bao, Yang Hu, Ye Tian, et al.
[11] Chunji He, Yang Hu, Ye Tian, et al.

Does Agriculture Responds Asymmetrically to Oil Price Change Lihong Wang1, a, Baoguo Wang2,b,Guifeng Liu3,c, Zhihong Tian4,d* 1,2Agriculture and Rural Commission of DaXing District, Beijing, China, 102600 3BeiJing Geely University, Beijing, China, 102202 4College of Economy and Management, China Agricultural University, Beijing, China, 100083 anancyziliaoxiang@163.com, bwbg1651@163.com, cguifengl@hotmail.com, d cautzh@cau.edu.cn * Zhihong Tian is the corresponding author.
Generally speaking, there are two seasons in a year for agricultural production(Xiaowei Yang, 2008), and it always converges in the tenth and eighteenth solar term according to Chunmei Tan(2006), when the agricultural mechanical work is also concentrated.
The demand for oil in the agricultural production is rigid growth in the farm diesel market (Lihong Wang, Zhihong Tian, 2009).
[7] Lihong Wang, Zhihong Tian.
[10] Xiaowei Yang, Jiang guliang.