朝鲜球坚蜡蚧在陕西省苹果园1a发生1代,以2龄若虫在枝条缝隙处越冬。4月至5月为主要为害期。此虫主要为害苹果树枝条,也为害叶片、果实。防治上应重点抓好果树开花前越冬若虫期和6月至7月1龄若虫期的化学防治。开花期~幼果期应以保护利用天敌为主,尽量避免喷洒化学农药。 North Korea Kennedy ball scale in apple orchard 1a in Shaanxi Province occurred a generation to 2 instar nymphs in the branches of the gap at the winter. April to May as the main period of harm. This insect is mainly harmful to apple tree branches, but also damage leaves, fruits. The prevention and control should focus on the fruit tree before flowering nymphs and June to July chemical control of the first instar nymphs. Flowering ~ young fruit should be based on the protection and use of natural enemies, try to avoid spraying chemical pesticides.