自建国以来,我国果树生产得到迅速发展,尤其苹果生产发展更快,无论栽培面积和果品产量,都居水果生产的第一位。在苹果生产迅速发展的同时,苹果病毒病害问题,日益引人注意。大家熟悉的苹果锈果病和苹果花叶病,50年代仅在 Since the founding of the People’s Republic of China, the production of fruit trees in our country has been rapidly developed. In particular, the apple production has developed rapidly. No matter the cultivated area or the output of fruit products, the production of fruit trees ranks the first among all. In the rapid development of apple production, the problem of apple virus disease is attracting more and more attention. Familiar apple rust and apple mosaic disease, only in the 1950s