火棘绿篱日本龟蜡蚧的田间防治试验

于雌蚧虫产卵前期,用48%乐斯本乳油、蚧必治乳油、40%氧化乐果乳油、40%杀扑磷乳油对火棘绿篱上日本龟蜡蚧进行田间防治试验,以研究4种药剂的防治效果。结果表明:施药后5、10d后,蚧必治乳油、40%杀扑磷乳油和48%乐斯本乳油的防效均显著、极显著高于40%氧化乐果乳油,前三者中蚧必治乳油的防效最好,相对防效达63.7%。

Morphology of Kuwania bipora Borchsenius (Hemiptera:Coccoidea:Margarodidae)

In this paper the morphology of adult female of Kuwania bipora Borchsenius, 1960 is redescribed. The morphologies of adult male and all immature stages of both sexes are firstly described and illustrated. A key to all stages of K. bipora is provided.