1Research Progress of Tobacco Stem and Its Products on Quality ImprovementHUANG Zhiqiang, BAO Xiuping, GAO Rui1-32Expression of Key Enzyme Genes Related to Nitrogen and Sugar M etabolism in Synthetic Hexaploid Wheats during Seedling StageWANG Xia, XU Ya-wei, YU Xiao-ming4-73Effect of Exogenous Organic Acids on Antioxidant Enzyme Activity of Buckw heat Seedlings under Salt StressYANG Hongbing, YANG Shiping8-114Effects of Fertilization M ethods on Grow th and Sugar Content of Sw eet SorghumBAI Ou, WANG Jinjun, HUANG Ruidong12-14,455Effects of Different Sowing Dates on Grow th and Yield of Buckw heatLI Jing, LIU Xueyi, XIANG Dabing, SHU Hua, LIAO Min, ZHAO Gang, SHUA Rilinmo, HAI Laijimu, LUO Fangheng15-186Changes of Nutrient Absorption,Yield and Quality in Solanum tuberosum L .under Different Potassium LevelsZHANG Jili, JIAO Feng, ZHANG Xingmei, HE Shuping, YU Lihong, WANG Peng19-227Breeding and Cultivating T echnology of New Wheat Variety Zhongjiao 3ZHAO Dongcheng, WANG Huifang, XUE Yi, WANG Xiaoxia, WANG Kuangshan, DU Lifeng23-248Preliminary Study on Transforming KLU into Camelina sativ a (L .) CrantzGAO Li-hu, CAI Yong-zhi, WANG Ai-ying, SHEN Hai-tao, ZHU Jian-bo25-309Effects of Handilong,a Nutrition Regulator on Mineral Nutrients and Photosynthetic Characteristics of SugarcaneZHOU Zhugui, LU Guoying, LIN Shanhai, MAN Ruojun31-3510Effects of Application Method and Stage of Magnesium Fertilizer on Magnesium Content and Yield and Quality of Flue-cured TobaccoGAO Huajun, LIN Beisen, YANG Xiaomei, WANG Junwei, HUANG Chunyan, LIU Chunping, LIU Xiangbiao36-4011Heterosis and Combinging Ability of Yield among Key Parental Materials of Flue-cured Tobacco in Henan ProvinceSUN Ji-ping, LI Xue-jun, WU Zhao-hui, SUN Huan, LI Xu-hui, HOU Yong41-4512Effect of Different Preceding Crops on Soil Health of Flue-cured TobaccoDONG Ningyu, JIAO Yongji, YANG Jianxin, WANG Yong, JIANG Shijun46-5013Effects of Salt-isolation Layer on Physico-chemical Properties of Coastal Saline SoilZHANG Wei, LI Suyan, SUN Xiangyang, ZHANG Donghua, WANG Linlin, ZHANG Tao, ZHAI Penghui51-5414Effects of Nitrogen Fertilizer on Grow th and Water U se Efficiency of M aize in Sandy-loam Alluvial SoilYANG Yonghui, WU Jicheng, WANG Hongqing, ZHAO Lijun, GUO Qing55-58,6915Effects of Different Straw Decomposing Inoculants on Corn Stalks in Wheat Field of Henan ProvinceWANG Xizhi, YAO Lijuan, SUN Xiaomei, MU Lan, WANG Lihe, JIA Yunchao59-6216Characteristics of Fertilizer Nitrogen Leaching under A rtificial Rainfall ConditionsZHOU You-xin63-6517Abatement M easures of Obstacle Factors on VertisolXUE Yuwan, LI Taikui, ZHANG Yuting, ZHAO Lijun, MA Zhenghua, KOU Changlin66-6918Analysis of Using Land Resources in Henan Province during Construction of Central Plains Economic ZoneZHANG Yixiang, NIE Shengwei, ZHANG Yuting, ZHANG Qiaoping70-7319Cloning and Analysis of NBS-type Resistance Genes in Sesame against M acrop homina p haseolinaYU Mu, LIU Hongyan, MIAO Hongmei, TIAN Baoming74-78,9820Effects of Chlorantraniliprole on Sodium Channel Currents of Central Neurons from L aphygma exiguaGUO Zhiyue, WANG Guohong, ZHEN Jing, HE Bingjun79-83 