论文部分内容阅读
楚粳系列品种是云南省滇中温暖稻区粳稻主栽品种,属楚雄州农业科学研究推广所选育的常规水稻,目前已选育40余个品种,在滇中及毗邻的四川、黔西适宜稻区种植。其中楚粳27号、楚粳28号已被农业部确认为超级稻品种。本文从温室杂交、加代,大田“系圃”选育2个方面介绍楚粳系列常规水稻的选育过程。1配套基础设施先进的温室系统是育种必备的基础设施。温室面积一般在600m2最佳,温室自动化程度对育种效率取
Chujing series varieties are the main cultivars of japonica rice in the warm region of Yunnan in central Yunnan, which belongs to the conventional rice selected and popularized by Agricultural Research and Extension Institute of Chuxiong Prefecture. At present, more than 40 varieties have been bred in Yunnan and adjacent Sichuan, Qianxi Suitable for planting rice. Among them, Chujing No. 27 and Chujing No. 28 have been confirmed as super rice varieties by the Ministry of Agriculture. This paper introduces the breeding process of conventional japonica rice from two aspects of greenhouse hybridization, additive generation and field cultivation. 1 Supporting infrastructure The advanced greenhouse system is an essential infrastructure for breeding. Greenhouse area is generally 600m2 best, the degree of automation of greenhouse breeding efficiency