Journal of Northwest University(Natural Science Edition) 2012 Issue 6 The effect of straws pretreated by microbial agent on anaerobic fermentation

The effect of straws pretreated by microbial agent on anaerobic fermentation
LI Hai-hong;CHANG Hua;YUAN Yue-xiang;YAN Zhi-ying;LIU Xiao-feng;LIAO Yin-zhang

..............page:949-952

Zircon U-Pb age of basalt in Hoboksar area from the northwest margin of Junggar Basin and its geological implications
FAN Ting-ting;ZHOU Xiao-hu;LIU Yi-qun

..............page:989-994

Geology and geography education of Northwest Union University
LI Xiao-xia;YAO Yuan

..............page:1035-1041

Research on receiving technology of transient electromagnetic method in production wells
GUO Bao-long;SONG Xi-jin

..............page:890-896

The quality standard of rhizome et radix Valeriana officinalis L.of Shaanxi Province
CHEN Qian-liang;SHI Zhang-yan;ZHAO Ting;GAO Yang;ZHAO Lei;NI Shi-feng;CAI Xia;LIU Wen-zhe

..............page:966-970

The importance of public transport priorityation to energy and environment in Xi'an
CAO Ming-ming;YING Li;ZHANG Fan

..............page:1027-1031

The application of ionic liquids on the preparation of nano-scale calcium carbonate
CHEN Zhi-wei;HE Jian-xun;ZHANG Hang

..............page:953-955

Abel's legends and first dissemination of the premier mathematical research plan in Chinese journals
KANG Xiao-yu

..............page:1032-1034

Ecological city of Xi'an: The urban green space planning and management
WU Xue-ping

..............page:1016-1020

The process control in preparing the phase change materials based on melamine-formaldehyde resin for microencapsulating dodecanol
HU Chun-mei;LU Rong;HUANG Jin-yan;ZHU Lu-qun;CHENG Qing-qing

..............page:956-960

QR code image denoising based on sparse representation and dictionary learning
SUN Dao-da;ZHAO Jian;WANG Rui;FENG Ning;HU Jiang-hua

..............page:915-918

Online sequential ELM algorithm and its improvement
YANG Le;ZHANG Rui

..............page:885-889,896

The antibacterial activity of extracts from three kinds of Gentiana
ZHAO Bing;ZHAO Ting;GAO Ang;NI Shi-feng;TIAN Yi-tao;WANG Wei-wei;CHEN Qian-liang

..............page:971-974

The influences of immiscible N2 WAG flooding in low permeability reservoir of Ordos Basin
HUANG Hai;LIU Yi-fei;WANG Wei-na;PU Chun-sheng

..............page:985-988

Water out behavior analysis of Chengdao Oilfield by sealing core drilling and fuzzy comprehensive evaluation
LIU Li

..............page:995-999

The method of extracting protein from Amygdalus pedunculatus seeds
ZANG Xiao-mei;CHEN Bang;LI Cong;ZHANG Chi;SHEN Ye-hua;ZHANG Ying-long

..............page:940-944

Option game analysis on asymmetric duopoly competition
MA Xu-yao;QIN Xian-sheng;BAI Hong-wei

..............page:897-901

The applications of system dynamics model to the comprehensive land use planning of Shaanxi Province
TANG YA-ping

..............page:1007-1010

The area-preserving projection of some smooth surfaces
WANG Bao-qin;ZHOU Xiao-hui;WANG Gang

..............page:877-881

The dissemination of calculating technology via missionary journals in late Qing Dynasty
SONG Yi-wen;YAO Yuan

..............page:1042-1048

Geochemistry and petrogenesis of the Cenozoic alkaline basalt from the Zhulingou area, Western Qinling Mountain
LAI Shao-cong;ZHU Ren-zhi

..............page:975-984

The association of BRWD3 gene with the mental retardation in Qin-ba Mountain region
LI Jun-lin;LI Luo-ran;XING Lian-xi;ZHANG Mei-jie;YANG Xing;ZHENG Zi-jian;LI Jing;ZHANG Fu-chang;GAO Xiao-cai

..............page:961-965

Chaos-map-based particle swarm optimization algorithm and its application in image segmentation
TIAN Dong-ping;TIAN Xu-zi

..............page:925-930

Exact solutions to (1 + 1)-dimensional nonlinear wave equation with source term
QU Gai-zhu

..............page:882-884

Classification of the earthquake precursor wave based on wavelet transform and support vector machine
ZHANG Yu-xiang;JIN Lang;HUANG Li-yu;ZHENG Jia-ning

..............page:935-939

An improved PDE method of bettering SAR image's resolution
LIU Xian;KANG Bao-sheng;LIU Cheng

..............page:911-914

On tourists' spatial cognition model and knowledge
YANG Jin;CUI Rong;LIU Miao;SONG Ya

..............page:1011-1015

xi bei da xue xue bao ( zi ran ke xue ban ) zheng gao jian ze

..............page:封3

The hidden line removel algorithm and its implementation of 3D wireframe model
LI Jun-min;YUAN Qing

..............page:931-934

The historical change of South China-tiger in Hunan Province and human-tiger relationship
CAO Zhi-hong

..............page:1000-1006

The influence of loading method of seismic source on wave field characteristic
QUAN Hong-juan;ZHU Guang-ming;WANG Jin-guo;LI Gui-hua

..............page:902-906

The simulation and improvement of the fault tolerant time synchronization algorithm in WSNs
LIU Jun;WANG Bao-lin;YANG Chao;YU Xiang-zhen

..............page:907-910

Optimum power allocation for underwater acoustic OFDM system
JIANG Zhe;WANG Hai-yan;ZHAO Rui-qin;SHEN Xiao-hong

..............page:919-924

The non-enzymatic browning mechanism of royal jelly using model systems
GAO Hui;YAN Ya-fei;CHENG Ni;WANG Bi-ni;DENG Jian-jun;CAO Wei

..............page:945-948

The vegetation dynamic in Qinling area based on MODIS NDVI
CUI Xiao-lin;BAI Hong-ying;SHANG Xiao-qing

..............page:1021-1026