陕西商洛核桃举肢蛾的发生与防治

The Occurrence and Prevention of Atrijuglans hetaohei Yang in Shangluo, Shaanxi

介绍了陕西商洛核桃产区核桃举肢蛾的危害特征、形态特征、生活史、生活习性、发生规律及预测预报方法,指出陕西商洛核桃举肢蛾1年发生1~2代,且以第一代危害为主。提出防治核桃举肢蛾以预防为主,在农业防治的基础上,加强地面防治和树上防治,积极消灭越冬幼虫,适时开展生物防治与化学防治,并根据核桃举肢蛾的生活阶段,选择不同类型的生物及化学药剂。

This paper introduced the damage characteristics, morphological characteristics, life cycle, life habits, occurrence rules and prediction methods of Atrijuglans hetaohei Yang in Shangluo, Shaanxi Province, and pointed out that Atrijuglans hetaohei Yang had one to two generations per year in Shangluo, and the first generation was the main hazard generation in walnut fruit. The paper put forward that prevention and control of Atrijuglans hetaohei Yang should focus on forecast and prevention, and on the basis of agricultural prevention and control, strengthen ground control and tree control, actively trap overwintering larvae, timely carry out biological and chemical control, and different types of biological and chemical agents were selected according to the life stage of Atrijuglans hetaohei Yang.