论文部分内容阅读
腐烂病是危害苹果树的一种很重要的病害,发病轻的园片,树体衰弱,果品产量和质量下降,发病重的则枝干残缺不全,甚致全树死亡。近几年来,栖霞市在加强果园栽培管理,提高树体抗病力,和搞好清园刮皮的基础上,进行了杀菌剂的筛选工作,其中福美砷防效最好,但施药后病疤愈合慢,残毒高,污染环境。1995年我们应用843—康复剂(山西省阳泉曙光化工厂产),对腐烂病进行防治试验,效果良好,现简结如下。
Rot disease is an important disease endangering the apple tree, the incidence of light garden, the body is weak, fruit yield and quality decline, the incidence of heavy branches incomplete, even the whole tree died. In recent years, Qixia City, in strengthening orchard cultivation and management, improve tree disease resistance, and do a good job on the basis of the Qingyuan Park, the screening of fungicides, which Fumei arsenic control effect is best, but after application Slow healing of the scar, high residue, pollute the environment. In 1995 we applied 843 - rehabilitation agent (Shanxi Yangquan Shuguang Chemical Plant production), prevention and treatment of rot disease test, the effect is good, are summarized as follows.