Journal of Northwest Normal University(Natural Science) 2011 Issue 2 Study on components of essential oil from 3 species of Saussurea DC of the eastern of the Qinghai-Tibetan Plateau and their systematic significance

Study on components of essential oil from 3 species of Saussurea DC of the eastern of the Qinghai-Tibetan Plateau and their systematic significance
WANG Yi-feng;XIAO Li-na;YANG Zong-bang;LI Zhi-tao

..............page:80-86

Synthesis of receptors based on hydrazone and phenolichydroxyl and its colorimetric anion recognition properties
ZHANG You-ming;LI Qiao;LIN Qi;LIU Ming-xia;WEI Tai-bao

..............page:50-54

Numerical solution of KdV-Burgers\' equation by modified Bernstein polynomials and Galerkin\'s method
SUN Jian-an;ZHANG Tao-feng;CHEN Ji-yu;LIU Wan-hai;TAO Na;SHI Yu-ren

..............page:31-35

Genetic algorithm of portfolio optimization with cardinality constraint and its empirical analysis
MA Yu-hong;WANG Yan-ling

..............page:26-30

Characterizations of joint distribution using the multivariate conditional reversed hazard rate function
YAN Rong-fang;HU Cai-xia

..............page:6-10

Determination of trace amount of mercury ion in soil by a sulfide-modified B-Z reaction at non-equilibrium stationary state
YANG Wu;LI Ming;REN Jie;LIU Yan-jun;ZHANG Xiao-li;GAO Jin-zhang

..............page:55-58,73

A new record on Acrotrichis sp.in the Main Land of China
MA Zheng-xue;CHEN De-lai;ZHANG Jing

..............page:95-96,111

Theoretical study on the reaction mechanism of BrO- with CH3C1 in gas phase
GENG Zhi-yuan;WANG Xiu hong;WANG Yong-cheng;ZHOU Jing;WUJian-hua;LIU Hong-qiang

..............page:69-73

A characteristic crisis in a piece-wise smooth system
CHAO Xiao-gang;YUE Ming;JIN Yi;NI Chong-wen

..............page:42-45

The Seidel polynomial and spectrum of the complete 4-partite graphs
L(U) Sheng-mei

..............page:22-25

On e-coherent rings
QIAO Hu-sheng;SHI-Peng-jun

..............page:19-21

Change of STI under different load condition of female hockey athlete
LI Jie;WANG Mao-sheng;SHI De-ming

..............page:106-111

Complete space-like submanifolds with constant scalar curvature in de Sitter spaces
LIU Jian-cheng;ZHANG Yan-peng

..............page:1-5,10

The expression changes of c-fos in the paraventricular nucleus of hypothalamus and AQP2 in the kidney at stress rats during water deprivation
HOU Tian-de;ZHOU-Han;YANG-Rong;CHENG-Fang;MA Yu-lan;XU-Rui

..............page:97-101

Perspective of tourism destination: the PFCCII strategy of working festival and special event
GAO Ya-fang;DENG Wen-jun

..............page:102-105,111

The effect of Cynomorium on endurance and biochemical indexes of male rat
WANG Zong-bing;LI Jie

..............page:112-114,119

The global stability of a mathematical model with double delays for the formation of resistant bacteria
LI Jun;MENG Xin-you;HUO Hai-feng

..............page:11-15

Synthesis and characterization of a highly oil-absorptive resin by using glow-discharge electrolysis plasma
GAO Jin-zhang;LI Xing-fa;LI Yan;MA De-li;YANG Wu

..............page:59-63

Four-component one-pot synthesis of polyhydroquinolines in PEG-400-water system
WANG Jin-xian;SUN Yong-jun

..............page:64-68

Study on sport dancing of folk in Amdo Tibetan Region
ZHONG Quan-hong;WANG Hui

..............page:115-119

Analysis of the 2-scroll chaotic parasitic oscillation existing in Colpitts circuit
LI Chun-biao;BAO Bo-cheng;YANG Qiao-ling

..............page:36-41,101

xi bei shi fan da xue xue bao : zi ran ke xue ban gao yue

..............page:封4

Theoretical study of the dihydrogen bonded complexes XZnH…HArF(X=H,F,Cl,Br)
CHEN Bai-shu;WANG Chun-xiang;ZHU Wen-xia;CHEN Li-mei

..............page:74-79

Two composite Gauss-Legendre formulae and their errors analysis
WANG Xiao-xia;WANG Zhi-he

..............page:16-18

Synthesis, crystal structure and thermal properties of complex [Cu(p-ClBA)2(Im)2]
WEI Tai-bao;ZHANG Qin-sheng;CAO Cheng;LI Shan-shan;LU Yan-yun;ZHANG You-ming

..............page:46-49

Characteristics of soil ciliate community in Boyuhe Nature Reserve of Gansu Province
NING Ying-zhi;WANG Hong-jun;WANG Xiao-jing;DU Hai-feng

..............page:87-94