无芒雀麦引种适应性的观察

Introduction Adaptability of Bromous Inermis Leyss

无芒雀麦是多年生根茎型丛生性禾本科牧草,在青海省贵南县海拔3400m的地区引种栽培,其结果表明:播种当年出苗整齐,第二年越冬良好,越冬率为91％;第二年、第三年的鲜草产量分别为10436.61kg/hm2、14100kg/hm2,其茎叶比分别为1.4:1、2.17:1,种子产量为87k/hm2,可以在贵南县进行大面积的推广种植,在无芒雀麦的开花盛期适时利用。

Bromous inermis Leyss, a kind of perennial rhizome and thichgrowth forage, was introduced into Guinan county with the altitude of 3400m. The sprout came out neatly in the year of seeding, and next year, the over-winter rate reached 91%. In the second and third year, the total yield of fresh grass was 10 436.61 kg/hm2 and 14100 kg/hm2, respectively, and the ratio of stem/leaf was 1.4 : 1, 2.17 : 1, respectively. The seed yield reached 87 kg/hm2. From the results of this study, Bromous inermis Leyss can be widely planted in Guinan and it should be properly used in bloom.