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临海县柑桔面积达45,000亩,年产桔30余万担,是浙江省柑桔产量仅次于黄岩的新桔区。由于引进桔苗时未经严格检疫,带进了矢尖蚧Unaspis yanonensis(Kuwana)。此虫在新的环境下迅速繁殖传播,有些柑桔受害枯死,并已成为威胁性最大的害虫之一。从1978年开始,对为害柑桔的10余种介虫调查中收集到寄生蜂19种,但未采得黄金蚜小蜂Aphytis Chrysomphali(Mercer)。因此,我们着手从宁波地区引入此蜂。对其
Linhai County, an area of 45,000 acres of citrus, with an annual output of more than 30 million oranges, is the second in Zhejiang Province, Huangyan Orange citrus output. As a result of the introduction of orange seedlings without strict quarantine, into the scale Acanthamoeba Unaspis yanonensis (Kuwana). The insects propagate rapidly in new environments and some citrus victims die and have become one of the most threatened pests. Since 1978, 19 species of parasitic wasps have been collected from a survey of more than 10 species of citrus insects, but Aphytis Chrysomphali (Mercer) was not found. Therefore, we started to introduce this bee from Ningbo. On it