1988年秋,从山东省莱州市引进国光短枝型-新国光和青香蕉短枝型-烟青的接穗。在秦皇岛市卢龙县进行了高接换头,基砧为海棠砧的2年生国光。新国光共换头18株,烟青21株。采用劈接法,成活率新国光为83.9%,烟青为85.5%。秋后调查,新国光接口上部10cm处枝径平均为1.llcm,枝条平均长 The autumn of 1988, from Laizhou City, Shandong Province to introduce Guoguang spur - Xinguang and green banana spur type - tobacco blue scion. Lulong County in Qinhuangdao City, a high take-over, base anvil for the Begonia anvil 2-year national light. Xin Guoguang 18 head exchange, tobacco smoke 21. Using the split-splitting method, the survival rate of New Guoguang was 83.9% and that of tobacco smoke was 85.5%. After the autumn investigation, the branch diameter at the upper part of the Xinguangguang interface was an average of 1.11 cm at 10 cm, and the branches were averagely long