普安县核桃野外嫁接,成活率不高。室内嫁接技术,在1980年以前我省尚属空白。1981年1～3月,我们进行了核桃室内嫁接试验。国内外一些地区提出,嫁接前要在室内作催醒处理,砧木需10天左右,接穗需2～3天左右才能嫁接。我们采用北京市果林所方法,省去这些处理,进行了适应性的改 Pu’an walnut wild grafting, survival rate is not high. Indoor grafting technology, in 1980 before the province is still blank. From January to March 1981, we conducted a walnut indoor grafting test. Some areas at home and abroad put forward to be awakened indoors before grafting treatment, rootstocks need about 10 days, scion takes about 2 to 3 days to graft. We use the method of Beijing Guo Lin, eliminating these treatments, adapted to change