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多霉清防治苹果轮纹病的药效试验近年来苹果轮纹病发生严重,造成采后烂果增加,生产上曾普遍使用成本较低的多菌灵、代森锰锌等药剂,随着轮纹病抗性的日趋严重,药效相对降低。为此,进行了多霉清防治苹果轮纹病试验。1材料和方法1.1生长季不同药剂防治轮纹病的比较...
More mildew prevention and cure of apple ring disease efficacy test In recent years, serious occurrence of apple ring disease, resulting in postharvest rotten fruit increased, the production has been commonly used lower cost carbendazim, mancozeb and other agents, with the Rotational resistance is increasingly serious, the efficacy is relatively reduced. To this end, carried out more mildew prevention apple ring disease test. 1 materials and methods 1.1 growth season different medicament prevention and treatment of rodenticide comparison ...