黔糯203是申报国家机关验收的新品种。在1985年9月经过国家水稻育种攻关组织顾问组、专家组和南方粳稻攻关协作组田间考察验收,并在杭州会议审核验收达到符合攻关目标,获得国家三委一部表彰奖。 一、选育经过 1979年开始杂交(如表)。母本为外广-3由云南农大引进,是熟期适中,株叶型良好,对稻瘟病抗性强的糯稻品种。父本为桂花黄选系(76-1-1-3),由引进的桂花黄品种进行早熟和抗稻瘟病的选择而成。该选系较原品种早熟7天左右,较抗稻瘟病。F_1代海南加代。F_2代和F_3代集团选择,每穗选种2～3粒混收。F_4代进行株选择,选取株叶形态与桂花黄选系相类 Qiannuo 203 is to declare the acceptance of new varieties of state organs. In September 1985 after the National Rice Breeding and Research Organization advisory group, the expert group and the South Japonica Research Cooperation Group field inspection and acceptance, and in Hangzhou meeting audit acceptance to meet the research goals, won the national three appoint a recognition award. First, breeding After crossing began in 1979 (such as table). The female parent Wai-3 from the introduction of Yunnan Agricultural University, is a moderate maturity, plant leaf type is good, resistance to rice blast glutinous rice varieties. The male parent is a sweet-scented osmanthus yellow selection (76-1-1-3), which is made from the introduced sweet-scented osmanthus yellow varieties for precocious and blast-resistant selection. The selected line is 7 days earlier than the original variety, more resistant to blast disease. F_1 on behalf of Hainan Canada. F_2 generation and F_3 generation group selection, selection of 2 to 3 per panicle mixed. F_4 behalf of the strain selection, selection of leaf shape and sweet-scented osmanthus yellow line similar