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山楂(Crataegus pinnatifid a var.major.)是一种优美的观赏树木,树势强健,枝叶繁茂,花白色,十数朵组成聚伞花序。每当盛开时,有似雪压枝头。微风吹过又似白云飘动。时至深秋,红果累累,景观别致,耐人观赏。山楂又是北方习见果树,果实营养丰富,除生食外,又是酿造、罐头加工和制药的原料。深受国内外市场的重视。为了改进山楂用山里红(Crataegus pinnatifida)作砧木进行嫁接繁殖的传统方法,以提高繁殖系数,加速成苗
Crataegus pinnatifid a var.major. Is a beautiful ornamental tree with strong tree vigor, luxuriant foliage, white flowers and a dozen of cymes. When in full bloom, it seems snow pressure branches. The breeze is blowing like white clouds. When late autumn, red fruits, unique landscape, people watch. Hawthorn is another fruit tree in the north, with rich nutrition. Besides raw food, it is also a raw material for brewing, canning and pharmacy. By the attention of domestic and foreign markets. In order to improve the crataegus Crataegus pinnatifida as a rootstock grafting traditional methods to improve the breeding coefficient and accelerate the seedlings