如何正确选择果树优质苗木１鉴定品种生产单位在调购新品种果苗时，首先应搞清育苗单位新品种苗木的接穗来源，母本树的有关情况，或与提供接穗的单位取得联系，以推测所用接穗的品种纯度。另一方面，还要请有关科研部门专家现场鉴定或送样鉴定。这样，再根据育苗单位提供... How to Correctly Choose High-quality Nursery Fruit Trees 1. When identifying the new-type seedling, the producing unit of the certified variety should first find out the source of the scion and the female parent tree of the new seedling nursery unit or make contact with the unit that provides the scion to speculate Purity of the species used. On the other hand, but also to ask the relevant scientific research department experts on-site identification or sample identification. In this way, according to nursery units to provide ...