Medicament for treating fruit tree canker and application method of medicament

The invention belongs to the technical field of pest control of fruit trees and particularly relates to a medicament for treating fruit tree canker and an application method of the medicament. The medicament comprises, by weight, 65-73 parts of soybean oil, 12-13 parts of a bactericide and 16-17 parts of asphalt, and 3-5kg of compound sodium nitrophenolate is added to each ton of the components. The application method includes: removing surface ulcers; then applying the medicament to disease parts; applying a layer of asphalt to the parts where the medicament is applied; picking up diseased bark in time and bring the same out of an orchard to burn; pruning dead sticks and burning the same together. Wide spread of bacteria can be avoided, the bactericide can reach dead roots, wounds are protected while sterilization is performed, quick wound healing is achieved, supplementary brushing is not needed by use once, and time and cost are greatly saved. 本发明属于果树病虫害防治技术领域，特别是涉及种治疗果树腐烂病的药剂及其使用方法，所述药剂配方的原料包括：豆油、杀菌剂、沥青和复