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苹果小叶病是由树体缺锌导致的一种生理病害。本文分析了山东苹果小叶病发生与土壤条件、苹果品种、砧木、树龄及栽培条件的关系 ,以解决由于山东大部分土壤缺锌而导致苹果小叶病大面积发生的问题。
Apple leaflet disease is caused by a zinc deficiency in the body of a physiological disease. This paper analyzed the relationship between the occurrence of apple leaf blight and the soil conditions, apple varieties, rootstocks, tree ages and cultivation conditions in Shandong Province to solve the problem of large-scale occurrence of apple leaf disease in most of Shandong Province due to zinc deficiency.