Mechanisms of woolly aphid eriosoma lanigerum hausm. The orchards were chosen for a history of eriosoma lanigerum hausmann hemiptera. Eriosoma lanigerum, woolly apple aphid waa, is an important pest of apples in the western cape province of south africa and in other applegrowing areas of the world. Life history of sexuparae and sexual morphs of woolly. In insecticide trials in southern rhodesia against the woolly apple aphid, eriosoma lanigerum hsm. Biology and management practices, with focus on the potential use of entomopathogenic nematodes and. Aphididae, is one of the most important insect pests of apple throughout the world. Programs covered the first, second, or both generations of c. Woolly aphid eriosoma lanigerum hausmann apple best.
Tortricidae management programs on secondary pests of apple were examined from 2008 to 2011 in five replicated largeplot trials. The management of waa primarily entails the use of resistant. Eriosoma lanigerum erisladocuments eppo global database. The tested insecticides were imidacloprid, pirimicarb, cartap and petroleum oil. Woolly aphid eriosoma lanigerum resting, note the independant action of two sets of wings stephen dalton. Low this article has been rated as lowimportance on the. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.
Read pdf files right in your browser the pdf download extension. In north america its primary host is the american elm tree ulmus. Laboratory bioassays to determine susceptibility of woolly. Malus domestica, eriosoma lanigerum, lepidosaphes ulmi, aphis pomi, dasineura mali, ipm. Electronically monitored stylet penetration pathway of. Aphelinidae an endoparasitoid of woolly apple aphid, eriosoma lanigerum hausmann hemiptera. Pdf laboratory bioassays to determine susceptibility of.
The wax is produced after each moult so newly moulted. The effects of codling moth cydia pomonella linnaeus lepidoptera. Ishs v international symposium on computer modelling in fruit research and orchard management a simulation study with a dutch and a canadian strain of the parasitoid aphelinus mali hald. Woolly apple aphid eriosoma lanigerum hausmann ecology. Woolly apple aphid, eriosoma lanigerum hausmann homoptera. Stub this article has been rated as stubclass on the projects quality scale. Pyrus cotoneaster cydolzia geographical distribution. Files are available under licenses specified on their description page.
Woolly apple aphid waa, eriosoma lanigerum, is an important pest of apples, occurring throughout the applegrowing regions of the world. Woolly apple aphid, eriosoma lanigerum hausmann, in south africa. Pesticides used against cydia pomonella disrupt biological. In the netherlands, the predatory coccinellid exochomus quadripustulatus is the most common and most widespread coccinellid in apple orchards, and contributes to. Estimation of susceptibility was based upon a numeric scale of. Eriosoma lanigerum is mostly a temperate aphid species and extensively codistributed with cultivated apple. The adults of eriosoma lanigerum are small to mediumsized aphids, up to 2mm long, and have an elliptical shape, are reddish brown to purple in colour but the colour is normally hidden by the white cottonlike secretion from the specialised glands in the aphids abdomen which gives it the common name of woolly apple aphid. All three indices indicated a highly aggregated distribution of. Compiled by whitney cranshaw, colorado state university.
Winter treatments against the woolly apple aphid eriosoma lanigerum. Nature picture library woolly aphid eriosoma lanigerum. The probing behaviour of woolly apple aphid, eriosoma lanigerum homoptera. This 4year study examined the susceptibility of nine cultivars of apple, malus domestica borkhausen to attack by woolly apple aphid waa, eriosoma lanigerum in jordan. Join the millions of readers who turn to scribds digital library to access an unlimited number of audiobooks, books, magazine articles, sheet music, and more. Eriosoma lanigerum wikispecies, free species directory. This aphid is globally distributed mostly in temperate regions of the world. Eriosoma lanigerum erislaoverview eppo global database. Two experiments were conducted under glasshouse conditions in. Download free adobe acrobat reader dc software for your windows, mac os and android devices to view, print, and comment on pdf documents. Access tens of millions of documents in pdf, txt, microsoft word and powerpoint formats. Pdf woolly apple aphid, eriosoma lanigerum hausmann.
During summer the parasitoid aphelinus mali may certainly reduce the infestation of woolly apple aphid eriosoma lanigerum, but studies on the single. Considering resistance of waa against certain insecticides and the inability of. This article is within the scope of wikiproject insects, a collaborative effort to improve the coverage of insects on wikipedia. Woolly apple aphid eriosoma lanigerum hausmann ecology and. Development of aphelinus mali, an endoparasitoid of woolly apple aphid, eriosoma lanigerum. The spatial distribution of the woolly apple aphid, eriosoma lanigerum hausmann, in a 41yrold apple orchard was analyzed using the negative binomialparameter k, taylors power law, and iwaos regression technique. Discovery of three woolly apple aphid eriosoma lanigerum hemiptera. All structured data from the file and property namespaces is available under the creative commons cc0 license. Various approaches to use beneficial insects were not really effective. The present study was aimed to study the seasonal abundance and.
Eriosoma lanigerum on apple eriosoma lanigerum on apple 20070401 00. Selectivity of four insecticides to woolly apple aphid. In organic orchards where the pest is often troublesome, emphasis should be placed on cultural control measures such as the provision of artificial refuges for earwigs and, if practicable, physical destruction of colonies in spring high volume sprays of fatty acids should be applied when damaging infestations develop. Diamondback moth on cauliflower plutella xylostella b. Media in category eriosoma lanigerum the following 21 files are in this category, out of 21 total.
Specific approval and amendment first approved in 2006. Download pdf download for windows now from softonic. Eriosoma lanigerum hausmann eriosoma lanigerum hausmann 19810101 00. Three indices were developed to determine the degree of selectivity of studied insecticides and to determine their suitability to waa ipm program. Comparative analysis of stylet penetration behaviors of. Woolly aphid eriosoma lanigerum in flight, uk stephen dalton. The sourcing of new resistant accessions and understanding their resistance mechanisms are significant aspects of a breeding strategy for durable resistance. Cottony cushion scale icerya purchasi on wattle tree d. Free scribd downloader download pdf documents and books. The aphid forms densely packed colonies covered with white, waxy, filamentous secretions, on the aboveground parts and on the roots of apple trees.
Woolly apple aphid, eriosoma lanigerum hausmann, in. Aphididae, was monitored on woody tissues of the susceptible apple malus domestica cultivar royal gala, using the electrical penetration graph epg technique. Prima rouge, delberd steval, early gold, starking delicious, harmony, golden smoothee, fuji, melrose, and golden delicious. Download free pdf reader for windows now from softonic. Entomopathogenic nematodes epns of the families steinernematidae and heterorhabditidae have generated intensive interest as inundative biocontrol agents of pest insects. Downloading pdf documents and books from scribd becomes very easy if you use scrdownloader.
Editorial only editorial commercial only creative not available in your territory this file is available for download, but some restrictions apply delivery of this file is blocked immediate download blocked not available to agents. Resistance of a number of apple accessions to the woolly apple aphid waa eriosoma lanigerum hausm. Development of aphelinus mali an endoparasitoid of woolly. Eriosoma lanigerum an overview sciencedirect topics.
It is native to eastern north america, where it used american elm ulmus americanum l. Gautam d c 1981biology and chromosomal behaviour of woolly apple aphis eriosoma lanigerum hausmann, m. The stylet penetration pathway of the probing aphid was studied by analysing the waveforms of different patterns and voltage levels. Spatial distribution and interaction of eriosoma lanigerum. A handbook of the destructive insects of victoria with notes on the methods to be adopted to check and extirpate them 1891 14595140718. This pest was spread to other growing regions throughout the globe beginning as early as the mid1700s, before quarantine measures were. It has a narrow host range, feeding almost entirely on rosaceous plants. Developmental times for both sexes of aphelinus mali haldeman hymenoptera.
Apple wooly aphid eriosoma lanigerum multiplied fast due to absence of aphelinus mali parasit vii. This page was last edited on 14 september 2017, at 19. Eriosoma lanigerum hausmann, 1802 kingdom animalia animals. Mimaphidus lanata salisbury mimaphidus lanigerum hausmann mimaphidus mali leach myzoxyles lanigerum hausmann myzoxyles mali leach myzoxylos lanata salisbury schizoneura lanigera hausmann. Knowledge of the seasonal abundance and type of spatial distribution of any insect pest is the prerequisite to formulate a reliable sampling programme for that species.
Accidental introduction of pests from foreign countries through airsea ports e. Eriosoma lanigerum is an exotic species in the middle east. Open, download, or view adobe acrobat files as pdf or html files in your browser. Spatial and temporal distribution patterns of eriosoma. Aphididae common names woolly apple aphid puceron lanigkre du pommier blutlaus pulgon lanigero del mantano principal hosts 21 malus pamila apple especially dwarf varieties occasionally but not a serious pest. Four insecticides were tested for their suitability to an integrated pest management program of woolly apple aphid waa. This file is available for download, but some restrictions apply delivery of this file is blocked immediate download blocked not available to agents. Apple woolly aphid, erosoma lanigerum hausmann hemiptera.
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