根据对引入的Kitawakaba、Natsuwakaba、安斯塔紫花苜蓿及本地的沧州紫花苜蓿四个苜蓿品种所做的适应性鉴定试验，表明安斯塔紫花苜蓿产量高，抗病、抗虫性强，越冬适应性好，建议在河北省东部及北京、天津农区重点推广。Kitawakaba再生性好，抗病、抗虫性强．建议在以上地区中有灌溉条件的地块推广种植。 According to the adaptability test of introducing four alfalfa varieties of Kitawakaba, Natsuwakaba, Anshun alfalfa and local Cangzhou alfalfa, it shows that Ansha alfalfa has high yield, disease resistance, insect resistance and overwintering adaptation Good sex, it is recommended in the eastern part of Hebei Province and Beijing, Tianjin, focusing on agricultural extension. Kitawakaba regenerative, disease resistance, insect resistance strong. It is recommended to promote the cultivation of plots with irrigation conditions in the above areas.