共查询到17条相似文献,搜索用时 62 毫秒
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潜叶蝇是幼虫潜入作物叶肉或叶梗组织里活动、取食并完成生长发育的一大类群昆虫的通称,它们属双翅目(Diptera)、潜蝇科(Agromyzidae)。目前,世界上潜蝇科已知种类有2450种,斑潜蝇属已记载的超过300种以上。绝大多数种类潜蝇具高度的寄主... 相似文献
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有害生物——三叶斑潜蝇 总被引:1,自引:0,他引:1
三叶斑潜蝇Liriomyza trifolii(Burgess)隶属双翅目,潜蝇科,斑潜蝇属,三叶斑潜蝇又称为三叶草斑潜蝇。三叶斑潜蝇被列入农业部2006年3月2日公布的《全国农业植物检疫性有害生物名单》,取代美洲斑潜蝇成为国内检疫性害虫。由于是新人侵害虫,许多植保工作者,特别是基层植保工作者对其形态特征、危害症状、生物学特性、寄主植物、防控措施等都不是很了解。现根据搜集积累的资料对三叶斑潜蝇作一概述,以供参考。 相似文献
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三叶斑潜蝇的检疫处理 总被引:3,自引:1,他引:3
三叶斑潜蝇Liriomyzatrifoli(Burgess)是观赏植物及农作物的重要害虫之一。据统计,1980年三叶斑潜蝇在美国爆发,芹菜业的损失达900万美元;1981~1985年,加利福尼亚州因此虫危害,导致菊花业损失达9300万美元[1]。19... 相似文献
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通过连续6年的系统调查,对南京地区斑潜蝇进行了研究。结果表明,南京地区斑潜蝇的寄主蔬菜有6科12种,一般为害程度为1~2级,对豇豆为害最重,可达4级。三叶斑潜蝇为南京地区斑潜蝇的优势种,美洲斑潜蝇属偶发。三叶斑潜蝇在南京1年发生6~7代,世代重叠严重;不能在露地蔬菜上越冬,但可在设施内蔬菜上越冬;正常年份4月底至5月初开始在设施蔬菜上发生为害,5月中、下旬转移到露地蔬菜上,在5—6月和9—10月出现2个为害高峰期。斑潜蝇在南京地区年际发生存在较明显的波动现象。长江南、北区域发生程度也存在较明显的差异。 相似文献
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本研究对泰国南部宋卡地区蔬菜和花卉上为害的斑潜蝇进行了种类鉴定 为害调查,结果 该地区发生为害的斑潜蝇有美洲潜蝇三叶草斑潜蝇、番茄斑潜蝇和葱斑潜蝇等四种,其中美洲斑潜蝇为害较严重和普遍。田间为害调查结果还表明:在该地区7-8月美洲斑潜蝇对瓜类的为害呈逐渐加重的趋势,其百叶活虫数可由58-63增至315-572头。 相似文献
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Abstract Liriomyza trifolii Burgess had first been reported from Senegal in 1980. Field surveys in 1982 revealed its presence in all vegetable growing areas of the country, heaviest damage being registered in the Cap Vert. Five indigenous eulophids (larval parasitoids) plus five other rare parasitoids, frequently parasitized over 90% of the flies. These rates were higher in insecticide free fields, and very much above the 30–40% reported for 1981. The most important parasitoids were Hemiptarsensus semialbiclava (Girault), which dominated in the second half of the dry season, and two Chrysonotomyia spp., which were more abundant in the rainy season. Surveys for exotic parasitoids indicated Diaulinopsis callichroma Crawford from Trinidad to be a promising species for introduction in the New World. This parasitoid, together with eight other chalcidoids (mostly larval parasitoids) and two braconids (larval‐pupal parasitoids), were collected in the field or received from established insectary cultures. They were studied and shipped for rearing and release in Senegal. Nine species were released at the end of 1982 and in 1983. Many were recovered shortly after release, but only Opius dissitus Muesebeck was recovered in later samples and became relatively abundant. 相似文献
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斑潜蝇隶属双翅目(Diptera)潜蝇科(Agromyzidae)斑潜蝇属(Liriomyza),是一类重要的农业害虫。近年来,随着海峡两岸果蔬贸易的快速发展,斑潜蝇类害虫传入大陆地区的风险明显增加,植物检疫部门急需该类害虫的快速鉴定技术和方法。本研究针对我国进境检疫性害虫三叶草斑潜蝇(L.trifolii),在检测和检索其线粒体DNA细胞色素氧化酶I(mtDNA COI)基因序列并与其近缘种美洲斑潜蝇(L.sati-vae)和南美斑潜蝇(L.huidobrensis)相同基因序列比对的基础上,设计并筛选了其种类识别特异引物,初步实现了三叶草斑潜蝇的快速鉴定。 相似文献
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A study was carried out to determine the optimal height, position (angle) and direction of yellow sticky traps for maximum
attraction ofLiriomyza trifolii flies above gerbera plants. Catches at 30 cm above the plant tops were greater than at 70 cm above the tops. Horizontal and
45° angle traps caught larger numbers on the upper side, whereas with vertical traps there was no effect of side. Catches
on vertical traps were greater than those on horizontal and 45° angle traps. Free-hanging vertical traps caught more flies
than fixed traps facing north and south.
Publication of the Agricultural Research Organization. No. 2437-E, 1988 series. 相似文献