1Analysis on the Income-increasing Ability of Rural Labour Force with Different Income-level in Henan ProvinceZHANG Dong-ping, WANG Zu-Li5-82Research Advance on Heterosis Utilization of High Quality Rapeseed(Brassica napus L) in Henan ProvinceZHANG Shu-fen, WEN Yan-cheng, WANG Jian-ping, ZHU Jia-cheng, ZHAO Lei, LIU Jian-ming, REN Le-jian9-123Exploration on sightseeing tourist agriculture13-144The cytogenetical studies on Triticum tauschii- secale cereale amphidiploid and its derivatives17-195Breeding of a new wheat variety Yumai 7020-226Application Experiment about PP666 on Seed Production of K- Type Hybrid WheatLU Liang-feng, GONG Li-ying, CHENG Bao-ju22-247Quality performances of wheat varieties of different types in the south of Henan province25-268Industrial development of a new strong gluten wheat variety Zhengnong 1627-279Direct Somatic Emhryogenesis and Plant Regeneration of Elite Cotton Variety CCRI 27X(U) Xin-ran, WANG Qing-lian, Yao Chang-bing, GONG Wan-Kui28-3010Preliminary screening for salt tolerance materials of wild soybean31-3411Effects of Manganese on Physiological Characteristics of SoybeanY(U) Hui-na, X(U) Gen-di, YANG Wei-yun, ZHANG Xiao-yan, LIU Peng35-3812Analysis on Heterosis and Genetics of K Content in Tobacco Leaf in Later Growing StageSHU Hai-yan, CHANG Sheng-He, YANG Tie-zhao39-4113Effect of Se on Root Activity of SoybeanTANG Qiao-yu, WU Yong-yao, ZHOU Da-zhai, ZHOU Yi-feng42-4414Prediction model of food yield based on artificial neural network44-4615Preliminary studies on cultivating techniques of Pyrethrum cinerariifolium overwintering in Northern China47,6016Investigation and Research on Wild Poisonous Plant Resources in Funiushan MountainDAI Pan-feng, HOU Xiao-gai, ZHANG Ya-bing, DUAN Chun-yan48-5317Preliminary Study on the Anti-fungal Action of Chaetomium globosum from Endophytic Fungi of RapeseedCHEN Li-jun, SHI Hong-zhong, CHEN Yue-hua54-5618Studies of the Composition of Inorganic Chemical Additives and Bt on Controlling Function of Cabbage ButerflyZHAI Xing-li, YANG Xia57-5919Control effects of the pesticide Bingdukang on rice stripe disease59-6020Research and Practice on Protective Tillage in the Eastern Plain of Henan ProvinceY(U) Yong-chang, LU Chuan-tao, FENG Chun-li, LIU Qing-min61-64 