1004-7999
2001 Issue 4
..............page:插页1-插页2
..............page:308-310
The relations between biology tourism and resource protection in Changbai Mountain
XU Lian-you;YANG Rong-zhen
XU Lian-you;YANG Rong-zhen
..............page:304-307
Nonagricultural industry--an effective way to raise the peasant income in Yanbian area
ZHENG Gui-hua;FANG Xue-fan;JIN Zhe-quan;YIN Zhen-bo
ZHENG Gui-hua;FANG Xue-fan;JIN Zhe-quan;YIN Zhen-bo
..............page:299-303
Study on seeding quality of Pinus koraiensis plantation
JIN Chun-de;ZHANG Peng;LI Yong-de;WU Yude;ZHAO Cheng-ri
JIN Chun-de;ZHANG Peng;LI Yong-de;WU Yude;ZHAO Cheng-ri
..............page:244-247
Managerial technique of high quality timber stand of Phellodendron amurense Rupr.
LIU Hua;LU Shou-ya;XU Zhong-hai;PIAO Chu-bing
LIU Hua;LU Shou-ya;XU Zhong-hai;PIAO Chu-bing
..............page:238-243
The techniche forestation of triploid mountain poplar
LIU Yu-jun;WANG Si-jie;SUN Liu-bin;ZHOU Dao-jun;PIAO Chu-bing
LIU Yu-jun;WANG Si-jie;SUN Liu-bin;ZHOU Dao-jun;PIAO Chu-bing
..............page:235-237,243
Brief discussion on a model of agricultural economic system in China
CUI Zhen-dong;SHEN Long-jun;CUI Song-jin
CUI Zhen-dong;SHEN Long-jun;CUI Song-jin
..............page:295-298
Effects of PP333 to Callistephus chinensis stuntedness
ZHANG Shu-mei;WANG Xing-guo;CAI Long-xi;ZHENG Cheng-shu
ZHANG Shu-mei;WANG Xing-guo;CAI Long-xi;ZHENG Cheng-shu
..............page:292-294
Determining on the aggregation of platelet by spectrophotometer
JIANG Xiao-wen;JIANG Cheng-zhe;YAN Ming-jie;SONG Guang-yu;Li Wen-bo
JIANG Xiao-wen;JIANG Cheng-zhe;YAN Ming-jie;SONG Guang-yu;Li Wen-bo
..............page:287-291
The screening of current herbicide both used for maizes and soybeans
DU Xiao-jun;CUI Xi-hua;JIANG Cheng;JIN Xiang-hua;WU Ming-gen
DU Xiao-jun;CUI Xi-hua;JIANG Cheng;JIN Xiang-hua;WU Ming-gen
..............page:282-286
Diagnostic method of trouble removal for burning system of petrol engine
JIN Chang-he;XU Tai-xu
JIN Chang-he;XU Tai-xu
..............page:278-281,298
A new protecting circuit of phase-change and phase-out in three-phase asynchronous motor
AN Yong-de;LI Hua;JIN Zhe-jiu
AN Yong-de;LI Hua;JIN Zhe-jiu
..............page:274-277
The hormorn extracting of WWP and its effects on root ability of rice seedlings
LI Lian-hua;PIAO Shi-ling;SU Yan-min;WU Chun-hua;AN Jin-hua
LI Lian-hua;PIAO Shi-ling;SU Yan-min;WU Chun-hua;AN Jin-hua
..............page:270-273
..............page:266-269
Co-polymerization of P-phenylphenol and 8-Hydroxyquiline Catalyzed by Horseradish Peroxidase
LIU Lie;SUN Feng-rong;WANG Jin-Dui
LIU Lie;SUN Feng-rong;WANG Jin-Dui
..............page:261-265
Effecting factors on apple-pear's shape
WANG Xing-guo;ZHANG Shu-mei;AN Xing-yun
WANG Xing-guo;ZHANG Shu-mei;AN Xing-yun
..............page:257-260
The germination characteristic of Euonymus bungeanus seeds
LIU Ji-sheng;ZHANG Peng;JIN Chun-de;LUO Guang-jun;SONG Ming-hai
LIU Ji-sheng;ZHANG Peng;JIN Chun-de;LUO Guang-jun;SONG Ming-hai
..............page:254-256
Accumulation of dry matter of rice based on different planting densities
JIN Yan-ji;XU Jiong-da
JIN Yan-ji;XU Jiong-da
..............page:248-253