防治苹果树腐烂病必须以增强树势提高树体抗病力为基础,并因地制宜地进行综合防治,方可取得较好的效果。总括近年来省内外防治经验,其要点如下: 1.栽培防病是防治腐烂病的基本途径。山地果园要保持水土,加厚土层;土质不良的果园要逐年深翻改土,促进根系发育:合理间作、细致修剪、调节负载量,平衡大小年、预防早期落叶、增施基肥、适期 Prevention and treatment of apple tree rot disease must be to enhance the tree vigor to improve the resistance of trees based on, and according to local conditions for comprehensive prevention and control in order to achieve better results. To sum up in recent years, prevention and treatment experience inside and outside the province, the main points are as follows: 1. Cultivation of disease prevention is the basic way to prevent rot disease. Mountain orchards to maintain soil and thick soil; poor soil orchard to change the soil deep every year to promote root development: reasonable intercropping, meticulous pruning, load regulation, balance the size of the year, the prevention of early deciduous, increased base fertilizer, the appropriate period