日本的田中正幸氏创造了泥封法治疗苹果树腐烂病,收到良好效果.取普通的苹果园泥土,加水捏成泥团,仔细贴敷到苹果腐烂病患部,贴敷的面积要大于病斑5～6厘米,封泥厚约3厘米,如病斑面积小,宜先削除病部再行贴敷.封泥后,外面包上塑料薄膜,再用绳子绑好.薄膜上下两端不要 Japan’s Masayuki Tanaka has created mud seal law of apple tree rot disease, received good results. Take ordinary apple orchard soil, add water and knead the mud mass, carefully applied to the apple decay of the affected area, sticking area greater than Lesions 5 ~ 6 cm, sealing mud thickness of about 3 cm, such as lesion area is small, should be removed first diseased part and then sticking.Failure after the plastic bag on the outside, and then tied with a rope. No