旗5优661在福建省作晚稻种植特征特性及高产制种技术  

Cultivation Characteristics and High-yield Seed Production Techniques of Hybrid Rice Variety Qi 5 You 661 as Late Rice in Fujian

作　　者：何旎清 方珊茹[1] 沈伟锋[1] 刘玉芹[1] 赵明富[1] HE Ni-qing;FANG Shan-ru;SHEN Wei-feng;LIU Yu-qin;ZHAO Ming-fu(Rice Research Institute, Fujian Academy of Agriculture Sciences, Fuzhou, Fujian 350018, China)

机构地区：[1]福建省农业科学院水稻研究所,福建福州350018

出　　处：《福建农业科技》2021年第2期51-54,共4页Fujian Agricultural Science and Technology

基　　金：福建省科技计划项目——省属公益类科研院所基本科研专项(2018R1021-3)。

摘　　要：旗5优661是福建省农业科学院水稻研究所用不育系旗5A与恢复系福恢661配组选育而成的杂交水稻新品种。该组合表现为群体整齐,分蘖力强,熟期转色好,结实率高,产量较高,米质优,综合抗性好等特点,2020年通过福建省农作物品种审定(闽审稻20200048号)。介绍了2018-2019年旗5优661在福建省晚稻区试的示范表现,并从适时播种、合理密植、肥水管理、病虫害防治、花期调控、隔离措施等方面总结了旗5优661的高产栽培技术及其制种技术,以促进该品种在福建省的推广应用。Qi 5 you 661 is a new variety of hybrid rice bred by the combination of sterile line Qi 5A and restorer line Fuhui 661 in Rice Research Institute of Fujian Academy of Agricultural Sciences.This combination was characterized by regular population,strong tillering ability,good color turning in mature period,high seed setting percentage,high yield,excellent rice quality and good comprehensive resistance,etc.It has been examined and approved by Fujian Crop Variety Approval Committee(No.20200048)in 2020.The demonstration performance of Qi 5 you 661 in the plot experiment of late rice in Fujian Province from 2018 to 2019 was introduced in this paper,and the high-yield cultivation technology and seed production technology of Qi 5 you 661 were summarized from the aspects of timely sowing,rational close planting,fertilizer and water management,pest control,regulation of flowering stage and isolation measures,so as to promote the popularization and application of this variety in Fujian Province.

关 键 词：旗5优661 种植表现 高产 抗稻瘟病 制种技术 

分 类 号：S511[农业科学—作物学]