不同燕麦品种在祁连山高寒地区的适应性评价

Adaptability Evaluation of Different Oat Varieties in Alpine Region of Qilian Mountains

为筛选出适合于祁连山高寒山区鱼儿红牧场的主栽燕麦品种,对6个燕麦(Avena sativa L.)品种的物候期、株高、茎粗、粗蛋白、ADF和NDF等形态学和品质指标进行评价。结果表明:试验品种中,加拿大燕麦是晚熟品种,青海白燕麦、青海444等品种均是中早熟品种。且青海444、青海甜燕麦干草产量较高,品质良好,适应性强。因此,在祁连山高寒地区鱼儿红牧场种植燕麦作为牧草时,可选择以青海444和青海甜燕麦为主栽品种。

To select suitable oat varieties for red fish farms in alpine region of qilian mountains,morphology and quality index such as phenological period,plant height,stem diameter,CP,ADF and NDF evaluation of 6 oat(Avena sativa l.)varieties were evaluated.The results showed that among the experimental varieties,Canada oats were late varieties,while Qinghai Bai,Qinghai 444 and other varieties were medium or early maturing varieties.Qinghai 444 and Qinghai sweet oat have high hay yield,good quality and strong adaptability.Therefore,in the alpine region of qilian mountains,Qinghai 444 and Qinghai sweet oat could be chosen as the mainly planting varieties.