根接时间１月到３月中旬，利用深冬早春农闲时期，在室内进行嫁接。原料准备选择亲合力强的树种作砧木，如嫁接苹果用海棠、山梨、杜梨的根等。①砧木来源将起苗后残留的根、果树根蘖苗的根或野生砧木的根挖出，选择粗细适中带须根的根系，保温存放。②接穗来源。利用冬剪下来? Root access time from January to mid-March, the use of late winter early spring slack period, indoors grafting. Raw materials for the selection of strong affinity tree species for rootstock, such as grafted apple with Begonia, Yamanashi, Du pear roots. ① rootstocks will be rooted from the roots after the seedlings, roots of tiller seedlings or roots of wild rootstock excavated, select the root thickness with moderate fibrous roots, heat preservation. ② scion origin. Use winter cut?