旅大红骨种质与黄早四改良及应用

Improvement and Application of Lyudahonggu Germplasm and Huangzaosi

为促进黑龙江省中、晚熟玉米新品种的选育,本文回顾并总结了黑龙江省农业科学院齐齐哈尔分院利用丹705与黄早四杂交改良,集成旅大红骨种质与黄早四的优良特征特性,筛选出7份新种质资源,并进一步选育出玉米新品种嫩单23及优良品系的过程。

In order to promote the breeding of new mid-and late-maturing maize varieties in Heilongjiang Province,this article reviewed and summarized the hybrid improvement of Dan 705 and Huangzaosi by Qiqihar Branch of Heilongjiang Academy of Agricultural Sciences,integrating the excellent characteristics of Lyudahonggu Germplasm and Huangzaosi.The process of screening out 7 new germplasm resources and further breeding new maize variety Nendan 23 and excellent lines.