近年来,果树病毒及相关病害愈来愈显得突出,正在威胁着果树生产。因而,果树病毒病便成了重要的研究课题。目前国内已开展了苹果、葡萄、柑桔、草莓等果树树种的病毒研究,核果类果树的病毒研究在国内尚未见研究报道。桃属核果,在水果供应中占有重要地位,但当前栽培品种桃染病毒率很高,导致产量、品质严重下降。国外学者的研究表明:桃树老品种严重退化的主要原因是带病毒所致。在欧美及日 In recent years, fruit tree viruses and related diseases have become increasingly prominent, is threatening the production of fruit trees. Therefore, fruit tree virus disease has become an important research topic. At present, China has carried out the apple, grape, citrus, strawberry and other fruit tree virus research, stone fruit tree virus research in the country has not been reported. Peach druse occupies an important position in the fruit supply, but the current peach cultivar peach rate is very high, leading to serious decline in yield and quality. Foreign scholars have shown that: the main reason for the serious degradation of the old peach varieties is caused by the virus. In Europe, America and Japan