摘要
龟蜡蚧(Ceroplastes japonicus Green)是为害青枣的一种主要害虫,在义乌市为害面积5,000多亩,并有扩展之势。经观察,龟蜡蚧在义乌一年发生一代,以老熟受精母蚧在枝条上越冬,其发生数量和为害程度与温度、光照、天敌有密切的关系。短腹小蜂和姬小蜂是龟蜡蚧的主要天敌,合理地保护和利用天敌可以有效地控制害虫的发生。
Ceroplastes japonicus Green is a main pest infesting dates. The pest wasdiscovered in 5000 mu in the Yiwu. The pest generates one time each year. The scale pestoverwinters in branch of the tree by the old fertilized female adults. The outbreak intensityand damage level are closely related to the temperature, light and natural enemies. Scutellistasp. and Coccophagus sp. are the main natural enemies of Ceroplastes japonicus Green. Byrational protection and use of the natural enemies. The scale pest outbreak can be contron-ed.
出处
《浙江林业科技》
北大核心
1990年第6期30-32,共3页
Journal of Zhejiang Forestry Science and Technology
