Abstract: Hongnuo 1A is a Honglian glutinous rice sterile line, bred by using Yuetai A as female parent and （Yuetai B//Yuetai B/Jingnuo 6） F₂ multiple excellent glutinous plants as male parent for testing, and through multi-generation directional selection and continuous backcross. It has the characteristics of complete and stable male sterility, high outcrossing rate, good glutinous grain quality, high commbning ability, and desirable integrated characters. In August 2018, it was registered by Hubei Crop Variety Approval Committee. Its breeding process, major characteristics, techniques of multiplication and hybrid seed production were introduced.

Key words: hybrid glutinous rice, Honglian type, HL-CMS Line, Hongnuo 1 A, breeding