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针对最近几年陇东地区苹果轮纹病发生严重,而防治药剂使用混乱的问题,结合前期工作,选择70%甲基硫菌灵水分散粒剂、53%多菌灵·中生菌素可湿性粉剂、80%大生M-45(代森锰锌)可湿性粉剂、50%多菌灵可湿性粉剂等药剂对苹果轮纹病进行防治试验。结果表明,70%甲基硫菌灵水分散粒剂800倍液和53%多菌灵·中生菌素可湿性粉剂1 000倍液对苹果轮纹病具有较高的防效,采收期防效分别达到89.50%、90.15%,贮藏期防效分别达到94.55%、92.73%,显著高于其他药剂处理。
In view of the serious occurrence of apple ring disease in Longdong region in recent years and the prevention and treatment of drug use disorders, combined with the previous work, select 70% methyl thiophanate water dispersible granules, 53% carbendazim WP, M-45 (Mancozeb) wettable powder, 50% carbendazim WP, etc. The results showed that 70% methyl thidiazuron water dispersible granules 800 times and 53% carbendazim metoxicam wettable powder 1 000 times of the apple ring disease has a higher control effect, harvesting period The control effects reached 89.50% and 90.15% respectively, and the control effects during storage were 94.55% and 92.73%, respectively, which were significantly higher than those of other agents.