三、定植 定植时期在落叶后至次年春季萌芽前,以早植为好。栽植密度一般梨园行距4米-5米,株距3米-4米。苗木要求品种纯正,枝条粗壮,地上部整形带芽眼饱满充实,侧根多,须根发达,无检疫病虫害。定植前,视土层深度挖宽、深各60厘米-80厘米的定植沟,或60立方厘米-80立方厘米的定植穴。 Third, the planting colonization period after deciduous to the following spring before budding, as early as good. Planting density General pear garden spacing 4 m -5 m, spacing 3 m -4 m. Requires pure varieties of seedlings, branches stout, plastic shoots on the ground full of enrichment, lateral roots and more developed fibrous roots, no quarantine pests and diseases. Before planting, depending on the depth of soil digging, the depth of 60 cm-80 cm colonization ditch, or 60 cm3 -80 cm3 colonization hole.