用闭光厌氧法防治苹果树腐烂病近几年我们在生产实践中，采取一种闭光厌氧法防治苹果树腐烂病，取得良好效果。具体防治方法介绍如下。在春、秋两季，用刀铲除病变树皮组织并将病斑边缘周围好皮割除０．５ｃｍ左右，刀口成４５度斜面，然后在边缘周围皮层用刀切几道不规律... With closed anaerobic control of apple tree rot disease In recent years, our production practice, to adopt a closed anaerobic method to control apple tree rot disease, and achieved good results. Specific prevention methods are described below. In the spring and autumn two quarters, remove the diseased bark tissue with a knife and remove the pericardium around the edge of the lesion about 0.5cm, 45 degrees incision into the incision, and then cut in the cortex around the edge of several irregular ...