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1 砧木培育 大树上高换须先锯断主干 ,新梢萌发后再嫁接 ,选留 2～ 3条萌发健壮的新梢 ,其余抹除 ,枝梢老熟健壮呈青绿色时即可作砧木。在苗圃地 ,当年 8月份播下种子 ,经合理肥水管理 ,翌年夏秋季小苗主干直径达 0 .3ｃｍ以上时即可嫁接。大苗先接 ,以利小苗生长 ,做到早接?
1 rootstock cultivation of trees for high sawing off the trunk must be sawing, shoots after the new shoots grafted, choose to stay 2 to 3 robust shoot new shoots, the other erase, stout mature robust green when the stock can be used as stock . Seedlings in the nursery, sowing seeds in August of that year, the rational management of fertilizer and water, the following summer and autumn seedlings trunk diameter of 0 .3cm or more can be grafted. Seedlings first pick, to facilitate the growth of seedlings, so early access?