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目前防治苹果斑点落叶病效果较好的药剂有10%多氧霉素(宝丽安)、50%扑海因、70%乙锰混剂等。这些药剂对斑点落叶病的防治效果好,可控制住病害的发生为害,而对其他病害的防治效果较差,因此常被称为斑点落叶病专用防治药剂。斑点落叶病菌对这几种药剂很容易产生抗药性,
The current prevention and treatment of apple spot decay disease better drugs are 10% polyoxygenin (Polaroid), 50% puerarin, 70% B manganese mixture. These agents on the prevention and treatment of spot deciduous disease is good, can control the occurrence of disease damage, and the prevention and treatment of other diseases less effective, it is often called speckle disease prevention and control agents. Spot leaves bacteria on these drugs is very easy to produce resistance,