中国大陆一新外来入侵种——刺桐姬小蜂

A new invasive alien species,Quadrastichus erythrinae,in mailnand of China.

报道了最近发生在广东省深圳市、福建省厦门市等地刺桐等桐属植物上的一种新的外来入侵害虫———刺桐姬小蜂Quadrastichus erythrinaeKim。对其分类地位、形态特征、生物学特性、分布、寄主、为害症状等做了简要介绍,提出防治措施,并对其风险分析进行评估。

A newly found invasive gall-inducing wasp, Quaclrasttcttus erythrinae kim（nymenoptera： Eulophidae） was reported from Xiamen, Fujian Province, China where it attacks erythrine plants which are widely planted as ornamental trees in southern China. This wasp has also been reported in Hainan island. However, a prompt eradication program was carried out right upon the discovery and no further spread is detected so far. This paper reported taxonomic and biology of this pest wasp, and its control measures was discussed.