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果苗是建立果园的物质基础,其优劣好坏直接关系到果树的成活、生长结果及果实品质。因此,在选购果苗时应做到“八看”:一看品种。优质果苗应品种纯正,砧木与接穗亲和力强,做到适地、适树、适品种(类型)。二看根系。果苗根系发达,有较多的侧根和须根,且分布均匀。一二级苗木应具备3条以上的侧根,12条以上的须根,根系长度以20-30厘米为宜。常绿果苗出售时需带土球保湿。三看高、粗度。果苗要求枝条健壮充实,具有一定的高度和粗度,一般达到高1米左右,茎干粗0.8厘米(接合部位以上10厘米处测量)即可。
Fruit seedlings is to establish the material basis of the orchard, its merits are directly related to the survival of fruit trees, growth and fruit quality. Therefore, the purchase of seedlings should be done “eight see ”: a look at the breed. Quality seedlings should be pure varieties, rootstock and scion affinity, to be suitable, suitable tree, suitable species (type). Second look at the root system. Fruit seedlings developed root system, there are more lateral roots and fibrous roots, and evenly distributed. One or two seedlings should have more than 3 lateral roots, more than 12 fibrous roots, the root length of 20-30 cm is appropriate. The sale of evergreen seedlings need to bring soil ball moisturizing. Three high, rough. Fruit nursery requires robust robust branches, with a certain degree of height and thickness, generally up to about 1 meter high, stem diameter of 0.8 cm (10 centimeters above the joint measurements) can be.