中国稻米

中国稻米

• 品种与技术 • 上一篇    下一篇

脆秆粳稻新品系主要特征特性的比较分析

  1. 连云港市农业科学院，江苏 连云港22200
  • 出版日期:2019-11-20 发布日期:2019-11-20
  • 基金资助:

    现代农业技术体系建设专项资金资助；江苏省农业重大新品种创制（PZCZ201704）；江苏省科技支撑项目（BE2017323）

Comparative Analysis of Main Characteristics of New Brittle Culm Japonica Rice Lines

  • Online:2019-11-20 Published:2019-11-20

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摘要：

通过复交、回交方式，将脆秆基因导入到常规水稻品种中，在后代分离群体中选育出具有优良农艺性状、适合生产上种植的2个脆秆新品系CG16-3和CG16-9。新品系产量性状较好，品质优良，抗病性好，尤其是后期不易倒伏，收获时秸秆易粉碎，利于秸秆还田。

关键词: 水稻, 脆秆, 特征特性

Abstract:

Brittle culm gene was introduced into the conventional cultivar by multiple-crossing and back-crossing, and two new brittle culm lines CG16-3 and CG16-9 with excellent agronomic characters and suitable for production planting were selected in the segregative population.The two new lines have good yield traits, fine quality, strong disease resistance and lodging resistance, the straw is easy to be crushed during harvesting, which is good for returning straw to the field.

Key words: rice, brittle culm, characteristics

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