近年来,陕西省渭北地区苹果树腐烂病发生危害逐年加重,常造成苹果树骨干枝处树皮腐烂形成病疤,破坏了树体皮层营养疏导组织,严重阻碍着树体养分的输送,轻者使果实品质下降、经济效益降低,重者整株树死亡。为了有效防止苹果树腐烂病的发生,现将陕西省渭北地区苹果树腐烂病的发生原因及防治技术整理如下,以供大家参考。 In recent years, the occurrence of apple tree rot disease in Weibei region of Shaanxi Province has been increasing year by year, often resulting in rot of bark of apple tree branches forming scabs, destroying the nutrition and tissue of tree cortex, seriously hindering the transportation of tree nutrients, Those who make the fruit quality decline, reduce economic efficiency, severe whole tree death. In order to effectively prevent the occurrence of apple tree rot disease, now weibei area apple tree rot disease causes and prevention and cure technology as follows, for your reference.