摘要
2002-2008年以优良地方草种纳雍鸭茅种子繁殖材料为亲本,采用一次混合选择法育成鸭茅新品系DG05,该品系年平均鲜草产量63.1 t/hm2,比对照增产显著或极显著,草质柔嫩,适口性好,粗蛋白含量较高,田间自然发病率低,抗旱性强,很有开发利用价值。通过试验,介绍了该品系区域特性及栽培技术要点。
A new variety, cocksfoot DG05 has been bred with the seed breeding materials Nayong cocksfoot as parents, hy using otto-mixed selection method. This new variety has good productive performance of the 63.1 t/hm^2 of average annual fresh yield, which is significant or very significant compared to the control. With soft texture, good palatability, high content of the crude protein, low disease incidence in the field, strong drought tolerance, it is worth development and utilization. The regional characteristics and some factors of cultivation technique are introduced in this paper.
出处
《贵州农业科学》
CAS
北大核心
2009年第4期116-117,共2页
Guizhou Agricultural Sciences
基金
贵州省科技攻关计划项目"贵州主要地方优良草种选育及种子产业化研究"[黔科合农社字(2002)1113]
贵州省农业动植物育种专项"贵州鸭新品系DG05的选育及生产试验"[黔农育专字(2007)031]
关键词
鸭茅新品系
DG05
品种选育
适应区域
栽培技术
new variety line of cocksfoot
DG05
variety breeding
adaptive region
cultivation technique
