摘要
秝两优 5816 是福建省农业科学院水稻研究所利用两系不育系秝S和恢复系福恢 5816 配组育成的杂交晚籼品种,具有米质优、中抗稻瘟病、产量高等特点,于 2021 年通过福建省农作物品种审定.通过 2 a的制种试验研究,总结其高产制种技术要点:确定最佳抽穗扬花期及播差期、培育多蘖壮秧、肥水管理、人工授粉、去杂保纯等.
Abstract
Liliangyou 5816 was a late indica hybrid rice variety bred by Rice Research Institute of Fujian Academy of Agricultural Sciences from cross of sterile line LiS and restorer line Fuhui 5816,it was approved by Fujian Provincial Crop Variety Approval Committee in 2021 and has the characteristics of good quality,medium resistance to rice blast and high yield.Based on the 2-year experience of seed production,the key points of high-yield seed production technology were summarized as follows:determining the best heading and flowering period and sowing gap stage between parents,cultivating more tillers and strong seedlings,fertilizer and water management,artificial pollination,removing off-type plants,etc.
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