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陈沟公社是晋城县栽培山楂最早的公社,而且集中连片。1977年以来,人们发现大树有死亡增多的现象,但不知道是什么原因。我们知道这一情况后,进行了剖树检查,看出山楂大树死亡的原因,主要是由于金缘吉丁虫和山楂长小蠹、山楂瘤胸材小蠹为害造成的。为此作者从1980年以来,对山楂长小蠹和山楂瘤胸材小蠹进行了观察研究。
Chengou commune is the earliest Commune of Jincheng cultivation of hawthorn, and concentrated contiguous. Since 1977, large trees have been found to have increased mortality, but I do not know why. After we knew about this situation, we conducted a tree-cutting inspection to see why the death of the hawthorn tree was caused mainly by the damage caused by the golden beetle and hawthorn beetles and the hawthorn breastplate beetles. To this end the author since 1980, hawthorn beetles and hawthorn breastplate beetles observed.