大豆花叶病是一种病毒性病害,在我国各大豆产区普遍发生,对大豆生产威胁严重,已日益引起大豆育种工作者的重视。选育抗病品种是防治大豆花叶病存效而经济的措施之一,国内已有不少单位开始筛选抗源和开展抗病育种工作。为了给全国抗花叶病的接种鉴定提供 Soybean mosaic disease is a kind of viral disease, which is common in all soybean producing areas in our country. It has a serious threat to soybean production and has increasingly attracted the attention of soybean breeding workers. Breeding of resistant varieties is one of the measures to prevent and cure soybean mosaic disease, and many units in China have begun to screen their sources of resistance and carry out disease-resistant breeding work. In order to provide anti-mosaic vaccination identification