苹果树腐烂病,是我省果产区普遍发生的一种毁灭性病害.据我所1972—1974年在烟台、临沂、昌潍、泰安、菏泽、青岛、济宁等7个地(市),18个县,17个公社,26个生产大队果园和21个国营果园、园艺场的调查,发病株率15—20％,严重发病率达70—80％。在与苹果树腐烂病长期斗争的过程中,广大群众积累了丰富的经验,各地在开展综合防治和寻找病疤治疗剂等方面都取得了较好的效果。 Apple tree rot disease is a devastating disease commonly occurring in fruit producing areas in our province.According to our 1972-1974 in 7 places (cities) in Yantai, Linyi, Changwei, Tai’an, Heze, Qingdao, Jining, 18 counties, 17 communes, 26 production brigade orchards and 21 state-owned orchards and horticultural fields surveyed, the incidence rate of 15-20%, a serious incidence of 70-80%. During the long struggle against apple tree rot disease, the broad masses of people have accumulated rich experience and achieved good results in areas such as comprehensive prevention and treatment and the search for therapeutic agents for diseases and scars.