山楂是我国特有的一种果树。果实营养丰富,经济价值高,是食品加工和制药的很好原料。目前山楂的产量远远不能满足需要,因此,尽快提高现有山楂的产量和有计划地建立生产基础,这就成为当前果树工作中的一项重要任务。根系是果树的主要器官,它与地上部的生长、结果都有密切关系。实践证明,有了强大根系,才能使树壮、枝壮、芽壮,才能获得高产稳产。同样山楂苗木根系的 Hawthorn is a peculiar fruit tree in our country. The fruit is rich in nutrition and has high economic value. It is a good raw material for food processing and pharmacy. At present, the production of hawthorn is far from satisfying the needs. Therefore, increasing the output of existing hawthorn and establishing the production base in a planned manner as soon as possible have become an important task in the current fruit tree work. The root system is the main organ of the fruit tree, which is closely related to the growth and the outcome of the shoots. Practice has proved that, with a strong root system, can make the tree strong, strong branches, bud Zhuang, in order to obtain high and stable yield. The same Hawthorn seedlings root system