广东龙眼害虫双条拂粉蚧发生危害初报

Preliminary report on the damage of Ferrisia virgata Cockerell on Dimocarpus longgana Lour.in Guangdong

双条拂粉蚧Ferrisia virgata(Cockerell)是一种分布、寄主广泛的害虫,但在我国未引起足够重视。2011年在广东湛江龙眼害虫调查时发现,双条拂粉蚧已对目前的龙眼生产产生了严重危害,首次报道了双条拂粉蚧对广东龙眼的危害情况,并对双条拂粉蚧田间识别特征及已报道的寄主进行简要介绍。

Ferrisia virgata （Striped mealybug） is found throughout the world on a very broad range of host plants, but apparently it has not known to be an important pest in China. We found Ferrisia virgata （Cockerell） damaging to longan, Dimocarpus longgana Lout., an important tropic fruit tree in 2011 in Zhanjiang, Guangdong province.The paper first reported ts damaging to Dimocarpus longgana, and also reported the field identified characteristics and host plants of P. solenopsis.