一、基本情况我所引种的国外松550多亩,其中加勒比松种子园100亩,湿地松母树林256亩,其余为一般用材林。1、加勒比松种子园种子园1971年定砧,砧木为湿地松。造林前用机耕挖大穴,株行距6×6米,每亩18株,73年开始嫁接,75年嫁接完毕。嫁接面积87亩,77年用高枝压条苗补植到1 00亩。由于接穗问题,种子园无法搞无性系排列,只是随机嫁接。嫁接方法用靠接,1973年上半 First, the basic situation I introduced the foreign loose more than 550 acres, of which 100 acres of Caribbean pine seed orchard, wetland pine wood 256 acres, the rest of the general timber forest. 1, Caribbean pine seed orchard garden in 1971 a fixed anvil, rootstock for the pine. Plantation before digging with a large hole digger, plant spacing 6 × 6 meters, 18 acres per acre, grafting began in 73, 75 years of grafting completed. Grafting area of ​​87 acres, 77 years with high shoots planted to 1 00 acres. Due to the scion problem, the seed orchard can not be cloned and is only randomly grafted. Grafting methods used to dock, the first half of 1973