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《Jiangsu Journal of Agricultural Sciences》 2011-05
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Yield potential of rice and technical approaches to high yield in Jiangsu province

DU Yong-lin1,2,WANG Qiang-sheng1,WANG Cai-lin3,DING Yan-feng1(1.College of Agronomy,Nanjing Agricultural University,Nanjing 210095,China;2.Agricultural Committee of Jiangsu Province,Nanjing 210036,China;3.Institute of Food Crops,Jiangsu Academy of Agricultural Sciences,Nanjing 210014,China)  
The rice yield per unit area has lingered under 9 000 kg/hm2 in recent years of Jiangsu province.The reasons were analyzed in this paper.Rice yield could be increased through variety and cultivation technology improvement,regional difference narrowing,and disaster prevention and mitigation.Technical approches to high-yield were discussed.
【Fund】: 国家科技支撑计划项目(2006BAD02A03、2011BAD16B03);; 现代农业产业技术体系建设专项基金项目;; 江苏省自然科学基金项目(BK2010449);; 2007~2010年江苏省农业三项工程项目
【CateGory Index】: S511
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