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2012—2013年对山西省阳高县杏疮痂病的发生情况进行了调查,基本摸清了杏疮痂病的发病规律及发病症状,并进行了防治试验。结果表明,在休眠期清除杏园内枯枝、落叶等越冬菌源,发芽前喷1次5波美度石硫合剂,落花后每隔10天喷1次杀菌剂,共喷4次,药剂依次为80%大生M-45可湿性粉剂800倍液、75%百菌清可湿性粉剂800倍液、70%甲基托布津可湿性粉剂700倍液、12.5%腈菌唑乳油2 000倍液,对杏疮痂病的防治效果在70%以上。
From 2012 to 2013, the incidence of apricot scab disease in Yanggao County of Shanxi Province was investigated. The incidence and symptoms of apricot scab disease were basically ascertained, and the prevention and cure tests were conducted. The results showed that during the dormancy period, the overwintering fungi such as dead branches and deciduous leaves in apricot orchards were cleared, and once before the germination, 5-degree mesotrione sulfur agents were sprayed once, and the fungicides were sprayed once every 10 days after the flower fall. Followed by 80% of Health M-45 WP 800 times, 75% chlorothalonil WP 800 times, 70% thiophanate-methyl WP 700 times, 12.5% myclobutanil EC 2000 times , The prevention and treatment of apricot scab disease in more than 70%.