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Journals   A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Journal of Yunnan University(Natural Sciences Edition)
0258-7971
2012 Issue 5
Periodic solution of a discrete time nonautonomous predator-prey system with density dependentce and ratio-dependence
LI Yu-hong;LI Hai-yin
..............page:497-502
Regularity criteria for the 3D magneto-micropolar equations in terms of the pressure
ZHU Hua;YUAN Bao-quan
..............page:503-509
Oscillation criteria for a family of second order nonlinear difference equations
ZHAO Yu-ping;LIU Xi-lan
..............page:510-513
Optimization for large-scale VSS based on secure multicast
LU Zheng-fu;DU Fei
..............page:514-520
GPS/Cellular network hybrid positioning method based on two scatter model
ZHANG Wei-yi;CHEN Xiu-wan;ZHENG Jun-dong;LI Zhi-hui
..............page:521-526
Optimal vibration control for sampled-data systems with time-delays applying Delta-transform
LEI Jing1;2
..............page:527-532,539
On the Mei symmetry of the restraint system generalized Tzénoff equations and the corresponding conserved quantities
WANG Jian-bo1;CHEN Mei1;XIE Jia-fang2;ZHENG Shi-wang1
..............page:533-539
An Analysis on a heavy rain weather process on December 11th,2010 in Yunnan Province
WANG Zhi-yun;LU Ya-bin;PU Gui-ming;LI Lei;MIN Ying
..............page:540-547
Study on pollen abortion and seed setting ratio in Manglietia hebecarpa C.Y. Wu et Law,a critically endangered plant in Yunnan Province
XU Tao1;CHU Yong-xin2;QIAN Liang-chao3;CAO Ying-ying3;OUYANG Zhi-qing4
..............page:586-589
Studies on the biocontrol efficiencies of strain BJLSH9 towards nematode and Phytophthora nicotianaeand and the identification of the nematicidal metabolite
LI Ping1;MA Li1;XI Jia-qin2;FANG Dun-huang3;YANG Fa-xiang4;MO Ming-he1
..............page:590-595
Research on a kind of quantitative gene microarray based on derived DNA
LIU Hong1;ZHANG Run-rui2;TAN Shi-rui3;TAN De-yong2
..............page:596-603
Measurement of ecotone width between agro-ecosystem and forest ecosystems after Grain for Green Program
WANG Ting;OU Xiao-kun;ZHANG Zhi-ming;LIU Xiao-kang;WANG Li;SUN Zhen-hua;HE Biao;LI Feng
..............page:604-612
Effect of meteorological factors on the main phonological periods of Jatropha curcas L.
WANG Xiu-rong;ZHAO Yang;DING Gui-jie
..............page:613-620
Diterpenoid alkaloids from Aconitum episcopale Levl.
GONG Yuan1;LI Yong-mei1;ZHAO Jing-feng2;YANG Xiao-dong2;LI Liang2
..............page:566-569
Investigation of alkaloids contents in various organs of Coptis teeta Wall grown in different areas
TIAN Hao1;SHI Yao1;WU Li-hua1;HOU Chu2;XIAO Dan1;LI Zhi-min1;LI Wan-yi1
..............page:570-576
Rapid HPLC determination of phenol in pyrolytic products of tobacco additives with solvent trapping
CHEN Jian-hua;MIAO En-ming;LI Xue-mei;MIAO Ming-ming;GENG Yong-qin; YANG Ye-kun;WEI Yu-ling;ZHOU Lan;XU Ji-cang
..............page:577-580,585
Preparation of poly（glutamic acid）modified carbon paste electrode and determination of Cu2+
ZHOU Xue-chou;ZHENG Xin-yu;LV Ri-xin;LI Qing-Lu
..............page:581-585
Structure and properties of Cu-W thin films deposited by magnetron sputtering
ZHU Xue-ting1;2;SUN Yong1;2;GUO Zhong-zheng1;2;WU Daping1;2;LIU Guo-tao1;2
..............page:559-565
The effect of electrode type on the cyclic voltammetry measurement of NiOOH
JI Zhong-tao1;ZHANG Zheng-fu2
..............page:554-558
The influence of land use/land cover change on temperature in Xishuangbanna
NONG Ding-fei1;2;MA You-xin1;LI Hong-mei1;LIU Wen-jun1
..............page:548-553,569
yun nan da xue xue bao ( zi ran ke xue bao ) bian wei jie shao
..............page:492,621
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