柑桔矢尖蚧防治策略及关键技术丹江口市植保站孙浩，曾凡成柑桔矢尖以是近１０年来在我市柑桔生产上发生的一个优势种群的桔园害虫。据调查，我市１万ｈｍ２的桔园有５０％以上的面积都有不同程度的发生，尤以丹江库区的几个乡镇发生严重，典型桔园曾出现技枯树死的现象。... Citrus salamander scales prevention and control strategies and key technologies Danjiangkou Plant Protection Station Sun Hao, Zeng Fancheng citrus tip is the citrus fruit pests of a dominant population occurred in citrus production in our city in the past 10 years. According to the survey, more than 50% of the area of ​​10 thousand hm2 orange gardens in our city have different degrees of occurrence, especially in several towns in the Danjiang reservoir area. Typical citrus trees have withered dead trees. ...