Abstract: Based on introducted three Avena sativa varieties,comparative analysis of each varieties at different growth stages of agronomic characters and nutritional value to explore suitable cultivars of Hinggan League region.The main conclusions were as follows:introduction of two varieties were suitable to be grown in Hinggan League region,which had the moderate growth period,strong resistance,high yield and stable.The baiyan No.7 was better,its grain yield was higher than control variety of 62.7%with 3 611.7 kg/hm2.The grass yield and hay yield of milky maturity stage were higher than control variety of 72.8%and 43.0%.The palatability and digestive rate of baiyan No.7 were relatively high,and it had high yield and good quality.