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伏山楂是原产长白山及其附近地区的一种抗寒、丰产、果实早熟、品质良好的珍贵果树资源。它在山楂生产、育种及绿化上都具有重要作用。但伏山楂的花粉败育问题及其解决办法,国内外尚未见报道。因此,1981～1985年,我们进行了试验研究,现将试验结果报道如下:
Volt hawthorn is native to Changbai Mountain and its vicinity in the region of a cold, high yield, fruit premature, good quality precious fruit resources. It plays an important role in hawthorn production, breeding and afforestation. However, the problem of pollen abortion in volt hawthorn and its solution has not been reported at home and abroad. Therefore, from 1981 to 1985, we conducted a pilot study, the test results are reported as follows: