福美砷涂干治病须慎重福美砷是一种具有保护和铲除作用的杀菌剂，该制剂持效期长，在树皮死组织部位渗透力强，对苹果腐烂病、轮纹病等枝干病害有很好的防治作用，在北方果树生产中广泛应用。但是，福美砷在使用不当的情况下有烧皮现象，轻则使树势衰弱，重者可造成死树。... Fumei arsenic cure should be cautious Fumei arsenic is a fungicide with the protection and eradication of the role of a long period of persistence in the bark of the dead tissue parts of the strong penetration of apple rot disease, Disease has a very good role in the prevention and control of fruit production in the north widely used. However, the United States in the use of arsenic in the case of improper use of burning skin phenomenon, ranging from the weakening of the tree potential, severe cases can cause dead trees. ...