1008-1631
2003 Issue 4
..............page:57
..............page:12
Nitrogen Fixation Mechanism of Bentonite and Effect of Bentonite Adsorbed Ammonium Bicarbonate on Soil Nutrient
Liu Haizhong;Luan Wenlou
Liu Haizhong;Luan Wenlou
..............page:21-24
Genetic Transformation of Foxtail Millet Mediated by Agrobacterium Tumefaciens
Wang Yongfang;Li Wei;Diao Xianmin
Wang Yongfang;Li Wei;Diao Xianmin
..............page:1-6
Effects of Nitrogen Fertilizer on NO-3-N Content and Distribution in the Soil
Zhang Guoyin;Sun Shiyou;Wang Liying;Wang Zhijun;Zhao Tongke
Zhang Guoyin;Sun Shiyou;Wang Liying;Wang Zhijun;Zhao Tongke
..............page:7-12
The Study on Sweet Potato Inter-specific Offspring with Relative Species as Drought Resistance Parent
Guo Yuanzhang;Liu Lanfu;Zhang Songshu;Wang Shufang
Guo Yuanzhang;Liu Lanfu;Zhang Songshu;Wang Shufang
..............page:13-16
The Determination and Analysis of Resistance and Tolerance of Different Varieties in Pleurotus Ostreatus to Mould
Chi Huirong;Wang Chaojiang;Gao Chunyan
Chi Huirong;Wang Chaojiang;Gao Chunyan
..............page:17-20
Breeding and Characteristics of Multi-resistent Maize Bybrid Xingkang No.6
Tian Zhigang;Tian Junqin;Li Linying
Tian Zhigang;Tian Junqin;Li Linying
..............page:69-70
Preliminary Report in Medium of Garlic Shoot-Tip Culture
Zhao Junli;Zhang Hanshuang;Fu Shuping
Zhao Junli;Zhang Hanshuang;Fu Shuping
..............page:67-68
Field Representation and Analysis of Grafting Cultivation of Eggplant Qieza No.2
Li Pingyi;Li Xiaojun
Li Pingyi;Li Xiaojun
..............page:64-66
Current Situation of Vegetable Industry in Langfang City and Development Suggestions
Dai Shichen;Yang Fengyi;Ge Chunsheng
Dai Shichen;Yang Fengyi;Ge Chunsheng
..............page:61-63
Current Situation and Development Strategies of Agricultural Bio-control in Hebei Province
Fan Qingshu;Chen Xia
Fan Qingshu;Chen Xia
..............page:58-60
Study on the Current Problems and Strategies in the Production of Early and Medium Ripening Pear Cultivars in Hebei
Ma Wenhui;Liu Junqiang;Xuan Ligang
Ma Wenhui;Liu Junqiang;Xuan Ligang
..............page:54-57
On Developmental Strategy and Research Priority for Urban Agriculture in Hebei
Ma Ruikun;Yang Lihua;Jia Xiuling
Ma Ruikun;Yang Lihua;Jia Xiuling
..............page:50-53
The Achievements and Future Strategies of Cotton Breeding in Hebei Province
Geng Junyi;Liu Sujuan;Liu suen;Wang Zhaoxiao;Zhang Xiangyun;Cui Ruimin;Liu Cunjing;Shi Liqiang
Geng Junyi;Liu Sujuan;Liu suen;Wang Zhaoxiao;Zhang Xiangyun;Cui Ruimin;Liu Cunjing;Shi Liqiang
..............page:44-49
Research Advances on Bacullus Thuringiensis
Feng Shuliang;Wang Rongyan;Cao Weiping;Wang Jinyao;Fan Xiuhua
Feng Shuliang;Wang Rongyan;Cao Weiping;Wang Jinyao;Fan Xiuhua
..............page:40-43
..............page:33-39
Study on the Introduction of Tea Varieties and the Technology of Protected Planting in Taihang Mountainous Area
Yin Qingzhen;Yang Chenhai;Cao Xiulian;Zhang Zhanyi;Wang Guohua
Yin Qingzhen;Yang Chenhai;Cao Xiulian;Zhang Zhanyi;Wang Guohua
..............page:29-32
Effect of Plant Density and N-fertilizer Application on Maize Yield in Medium and Low Productive Soil
Xiao Hexia;Chen Jianzhong;Xu Zeru;Yu Liang
Xiao Hexia;Chen Jianzhong;Xu Zeru;Yu Liang
..............page:25-28