弱感光型杂交稻元优919在建阳示范种植表现与高产栽培技术

Planting Performance and High-yielding Cultivation Techniques of Indica Hybrid Rice with Weak Photosensitivity Yuanyou 919 at Jianyang District

元优919是福建省农业科学院水稻研究所、福建亚丰种业有限公司和三明市农业科学研究院利用不育系元丰A与恢复系福恢919共同选育的中籼弱感光三系杂交水稻新品种,2015年通过福建省农作物品种审定。2016年在建阳区潭城街道回瑶村连片种植20.8 hm^2,测产验收平均产量9 314.00 kg/hm^2,最高产量9 652.20 kg/hm^2。总结了元优919在建阳区的示范种植表现及高产栽培技术。

A mid-season indica three-line hybrid rice variety with weak photosensitivity Yuanyou 919 was developed by Fujian Asia Feng Seed Industry Co., Ltd., the Rice Research Institute at Fujian Academy of Agricultural Sciences and Sanming Academy of Agricultural Sciences, and derived from the cross between the CMS line Yuanfeng A and the restorer line Fuhui 919, which was certified by Fujian Crop Variety Appraisal Committee in June, 2015. In 2016, 20.8 hm2, was planted at Huiyao country of Jianyang city with average yield of 9 314.00 kg/hm2, and highest yield of 9 652.20 kg/hm2. In this paper, we introduced plangting performance and high - yielding cultivation techniques of Yuanyou 919 at Jianyang district.