目前不少果农为了防止果树烂根病的发生，每年扒根晾晒，已步入误区。我村一片５ａ（年）生苹果园，为防根病，栽后对一半逐年扒根晾晒，另一半根颈培一小土堆不动。３ａ后扒根晾晒的时有根病死株现象发生，且死株逐年增加，而根颈培一小土堆从未扒根的至今未发现有根病死... At present, many fruit farmers in order to prevent the occurrence of rotten roots of fruit trees, the annual root-drying, has entered the erroneous zone. My village a 5a (year) raw apple orchard, in order to prevent root cause, planted half a year after the root of the root drying, the other half of the root training a small mound does not move. 3a after the root of the root drying when the root diseased phenomenon occurs, and the dead strain increases year by year, while the roots of a small mound of soil has never been rooted root has not found dead ...