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内5优317是内江杂交水稻科技开发中心用自育的优质香稻不育系内香5A与优质抗病恢复系内恢3317配组育成的杂交籼稻新组合,在国家区试和生产示范中表现出综合农艺性状优良、产量高、稻米品质优良(国标3级)、对稻瘟病抗性较强等特点,2010年通过国家农作物品种审定委员会审定。介绍了内5优317的选育经过、主要特征特性以及栽培和制种技术要点。
No.5 You 317 is a new indica hybrid rice combination developed by Neijiang Hybrid Rice Science and Technology Development Center with self-prized high-quality male sterile line Liaocheng 5A and high-quality disease-resistant restorer line Neijiang 3317. In the national trial and production demonstration It showed the characteristics of excellent agronomic traits, high yield, good quality of rice (GB 3) and strong resistance to rice blast. In 2010, it was approved by the National Crop Variety Approval Committee. The selection, breeding and seed production techniques of Inner 5 You 317 were introduced.