茶树嫁接换种技术的研究应用虽只有近20年历史，但近年来推广速度却比较快。该项技术目前已在广东浙江等部分茶区广泛用于老茶园改换良种上。利用嫁接技术更新群体种和衰老茶园，能保持母本（接穗）的优良性状，具有投资少、见效快、成本低等优点，这对于加快我省乃至我国良种 Although the research and application of tea tree grafting technology for only about 20 years, but in recent years the promotion speed is faster. The technology is now widely used in some tea areas in Guangdong, Zhejiang and other provinces to change the elite. The use of grafting technology to update the group of species and the old tea plantation, can maintain the female (scion) of the fine traits, with less investment, quick, low cost, which is to speed up the province as well as our country