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山东省平度县大泽山地区,是毛白杨(Populus tomentosa)的原产地,在山坡沟谷中保存有不少自然更新过程中,从萌蘖苗长成的大树.当地用毛白杨作行道树或造林树种.毛白杨扦插生根困难,当地农民对毛白杨育苗积累了丰富经验. 芽接育苗用加拿大杨或北京杨的1年生扦插苗作砧,接穗选毛白杨当年生的生长枝,剪下的毛白杨枝保留叶柄,去掉叶片和先端嫩梢后浸在水桶中备用.芽接通常在8月上旬.丁字形芽接,通常从砧木苗基部开始嫁接,每隔15-18厘米接1个毛白杨芽,每株砧木苗可接
The area of Dazeshan in Pingdu County of Shandong Province is the birthplace of Populus tomentosa, and many of the trees growing from sprouting seedlings are preserved in hillside valleys. Or afforestation tree species.Copper cuttings rooting difficulties, the local farmers have accumulated rich experience in the cultivation of Populus tomentosa. Budding nursery with Canadian poplar or Beijing Yang 1-year-old cuttings as an anvil, scion selected poplar growing branches, cut Poplar sticks retain the petiole, remove the leaves and tips of the tip after soaking in a bucket spare. Budding usually in early August. T-shaped budding, usually from the base of the rootstock seedlings grafting, every 15-18 cm then a white poplar buds , Each root stock can be accessed