禾香优1号是浙江省嘉兴市农业科学研究院与浙江勿忘农种业股份有限公司利用粳稻不育系禾香1A与恢复系TD47配组而成的杂交粳稻新组合。该组合米质优、综合抗性强、适应性广，2020年通过国家品种审定，适宜在浙江省、上海市、江苏省南部、安徽省和湖北省沿江的粳稻区作单季晚稻种植。根据近几年田间示范表现和制种实践，总结了该组合高产制种和直播栽培技术要点。

Hexiangyou 1 is a new japonica hybrid combination, developed by Jiaxing Academy of Agricultural Sciences and Zhejiang Wuwangnong Seed Industry Co., Ltd. with Hexiang 1A and TD47. The combination has the advantages of good quality, strong comprehensive resistance and wide adaptability. It was released with the authorization of the National Crop Variety Approval Committee of China in 2020, suitable for single season late rice planting in the japonica rice regions of Zhejiang, Shanghai, southern Jiangsu, Anhui and Hubei along the Yangzhi River. According to the field demonstration performance and seed production practice of this variety in recent years, we summarized the high yield seed production technology and direct seeding technology of this combination.