康巴老芒麦新品种选育

Breedingof new varietyof Elymus sibiricus cv.Kangba

采用混合选择法,育成抗寒、抗病、种子产量高的老芒麦新品种康巴老芒麦。其牧草青绿期长、抗寒、耐旱、抗病、抗倒伏,种子成熟期集中。试验通过品种的育种过程、特征、特性和生产性能。其品种干物质较对照提高15%,种子产量高于对照川草2号品种20%,适应川西北高寒牧区及类似地区种植,是建立人工草地、改良天然草地和生态建设的优良牧草。

A new variety of Elymus sibiricus cv.Kangba with cold and disease resistance and high yield was bred by using hybrid selection method.The features of the new variety were long green period,resistant to cold, drought,disease and lodging.And its seed maturity was also concurrent.The grass yield and seed yield were 15% and 20% higher than the CK （Chuancao No.2）.It adapts to the alpine pastoral area in northwest and simi-lar region for the purposes of forage production and natural grassland restoration.