苹果树腐烂病是由苹果黑腐皮壳菌引起的一种病害，其表现是病原菌在生长发育肘，消耗果树的营养，使果树韧皮部腐烂，影响水份、养份的输送，直接危害果树生长，严重时使果树枝干韧皮部形成环腐，可致整枝、整株死亡。为防止腐烂病的发生和蔓延，主要采用药物涂抹患病处，杀死 Apple tree rot disease is a kind of disease caused by apple black bacterium, which is characterized by pathogen growth and development elbow, consumption of fruit tree nutrition, so that the phloem decay of fruit trees, affecting water and nutrient delivery, directly endanger the growth of fruit trees In severe cases, the phloem branches of fruit trees form rot, can cause pruning, the whole plant died. In order to prevent the occurrence and spread of rot disease, the main application of drugs smear the sick, kill