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山楂树虽然抗冻,但由于前几年的低温,致使树干南及西南部发生了冻害。在冻害处最易感染干腐病,严重影响树势,重者全树死亡,致使山楂产量大幅度下降。为了减少其枝干病疤带来的损失,及时恢复树势,我们从山西省引入了防治各种果树枝干病害的专利产品——“1081—1号”,于1991年春在沈阳市东陵区王宾乡进行了应用试验,结果如下。沈阳市东陵区王宾乡林业站高永山家有辽
Hawthorn Although frost-resistant, but due to a few years ago, the low temperature, causing the trunk southwest and southwest occurred frost damage. It is most likely to be infected with dry rot in frost damage and seriously affect the tree vigor. In severe cases, the whole tree is dead, resulting in a sharp drop in the production of hawthorn. In order to reduce the loss caused by its branch scar and promptly restore the tree vigor, we introduced the patent product “No. 1081-1” from Shanxi Province to prevent and cure all kinds of branch diseases of fruit trees. In the spring of 1991, District Wang Binxiang application test, the results are as follows. Dongling District, Shenyang City, Wang Binhsien forestry station Yongjia home Liao