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山楂砧木-山里红的种子,外被骨质硬壳,休眠期很长,按常规方法于冬前播种或层积处理须经两个冬季以后才能发芽。近几年来,泰安等地采用温水浸泡与阳光曝晒交替处理(以下简称浸晒处理),先使种壳开裂(发生裂纹)而后层积,取得了冬前处理,翌春发芽的效果。但浸晒处理受季节和气候的
Hawthorn rootstock - red mountain seeds, the outer hard shell, dormant period is very long, according to the conventional method of sowing or stratification in winter before after two winter to germinate. In recent years, Taian and other places using warm water immersion and sun exposure alternating treatment (hereinafter referred to as immersion treatment), the first shell cracking (crack) and then stratified, obtained pre-winter treatment, the next spring germination effect. But the immersion treatment by the season and climate