一、改进传统树形 对早熟梨采用有中心干式多主枝整形，3米行距的大枝留到12个以上，枝高1.6-1.8米；4米行距的树高2.8米左右，大枝留到15个以上，由于大枝数多，单果距25-30厘米左右，仍要留足所需果数，单枝负荷轻，单果增大很快，连年成花，也克服了大小年结果现象。 二 First, to improve the traditional tree on the premature pear with a central dry multi-branch plastic surgery, 3 m line spacing to stay more than 12 branches, branches 1.6-1.8 m height; 4 m row spacing of about 2.8 m high tree branches to stay More than 15, due to the large number of branches, a single fruit about 25-30 cm, still need to leave enough fruit, single light load, single fruit increased rapidly, year after year into flowers, but also to overcome the size of the year results. two