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山楂是我国特有果树,也是我省优势果树树种,其营养、药用,经济价值均高,且适应性强,早结果,早丰产,高产稳产,已受到国内许多地区和部门的重视。由于以前把山楂列为“小杂水果”,缺乏系统研究,有些栽培技术是盲目套用其它果树的,没有足够的生物学依据,不能科学管树,严重影响了山楂的产量和品质,因而系统研究山楂的生物学特性,是很有必要的。我们于1981
Hawthorn is the endemic fruit tree in our country and also the dominant tree species in our province. Its nutritional, medicinal and economic value are both high and adaptable. Early results, early yield, high and stable yield have been valued by many regions and departments in China. Because of hawthorn formerly classified as “miscellaneous fruit”, the lack of systematic research, some of the cultivation techniques are blindly applied to other fruit trees, there is not enough biological basis, can not be scientific management of trees, hawthorn seriously affected the yield and quality, and thus systematic study The biological characteristics of hawthorn is very necessary. We are in 1981