This scale insect is now found in a significant number of glasshouses located in various european production areas. Pseudococcus viburni formerly pseudococcus affinis, and commonly known as the obscure mealybug and tuber mealybug is a close relative of the grape mealybug p. Pseudococcidae, in pome fruit orchards in the western cape province, south africa. Documents about pseudococcus viburni psecob this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. Live specimens of pseudococcus dendrobiorum most closely resemble the pineapple mealybug in appearance. The presence of a faint dark stripe on the dorsum of the.
Nov 12, 2015 the present study aimed to characterize the distribution of mealybug species along chilean agroecosystems and to determine the relative impact of host plant, management strategy, geography and. Oct 01, 2015 the citrophilus mealybug, pseudococcus calceolariae maskell, is an important pest of fruit crops in many regions of the world. Identification of pseudococcus viburni and pseudococcus. Pseudococcus maritimus ehrhorn, pseudococcus viburni signoret, pseudococcus longispinus targionitozzeti, pseudococcus calceolariae maskell, planococcus ficus signoret, planococcus citri risso, and ferrisia gilli gullan. Infested prunings should be taken away and burned or buried. Abstract of a paper presented at the afpp 8eme conference internationale sur les ravageurs en agriculture montpellier, fr, 2008102223, p 678. Development of a multiplex pcr for identification of. Pseudococcus viburni psecoboverview eppo global database.
The obscure mealybug pseudococcus viburni signoret is a polyphagous insect recorded from 236 hostplant genera in 89 families garcia morales et al. Valid names results pseudococcus westwood 1840 pseudococcidae nomenclatural history. The most abundant species were pseudococcus viburni signoret, found on all four host plant species, and dysmicoccus brevipes cockerell, infesting persimmon, vines and weeds. Pseudococcidae found on apple in south africa article pdf. Mar 01, 2011 experiments confirmed that female pseudococcus longispinus targioni tozzetti, pseudococcus viburni signoret, and planococcus ficus signoret hemiptera. Pseudococcidae, as a pest of wine grapes, vitis vinifera l. Your use of this pdf, the bioone complete website, and all posted and associated. Temperaturedependent developmental rate of three mealybug. Description of adult and immature female instars of pseudococcus viburni hemiptera. Using parasitoids to infer a native range for the obscure. Pseudococcus viburni do not apply more than 3 applications. Files are available under licenses specified on their description page. Monitoring and action threshold determination for the obscure. We do not use these to store personal information about you.
Pseudococcidae obscure mealybug is a polyphagous, cosmopolitan bisexual pest with a worldwide distribution bendov, 1994. It can affect a number of fruit and nursery plants including apples, tomatoes, orchids and cacti and cause substantial damage to fruit orchards. Pseudococcus viburni, ravageur potentiel en serre a new type of scale on tomatoes pseudococcus viburni. When disturbed, these insects eject a defensive red liquid note the two droplets on the large mealybug in the centre of the picture. Based on our surveys, the two most common pests of interior plantscapes throughout the usa are the brown soft scale, coccus hesperidum l. Characterization of microsatellite dna libraries from three mealybug species and development of microsatellite markers for pseudococcus viburni hemiptera.
All structured data from the file and property namespaces is available under the creative commons cc0 license. Identification of the immature instars of mealybugs. Oct 08, 2015 by jhalendra rijal pseudococcus viburni has been found for the first time in almond crops in california. Monitoring and action threshold determination for the obscure mealybug pseudococcus viburni signoret hemiptera. Description of adult and immature female instars of pseudococcus viburni. Pseudococcus viburni was spread from its area of origin early, by human transport of infested plants. The following are ranked with the pesticides having the greatest ipm value listed firstthe most effective and least harmful to natural enemies, honey bees, and the environment are at the top of the table. There are more than 150 species of pseudococcus species.
This study was aimed to develop a protocol for mass production of c. Chartier n, mazuir f, pascual lp 2008 pseudococcus viburni signoret, 1875, a new pest of apple trees. Pseudococcidae must mate to produce viable offspring. Biological information on the insect, damages and possibility of control are reported. Recently, its sex pheromone has been identified and synthesized. Development of a multiplex pcr for identification of vineyard. Continuing to use this website means you agree to our use of cookies. Oct 17, 2010 it is a puzzle, then, that the obscure mealybug, pseudococcus viburni signoret hemiptera. How to recognise it colonies containing young and adult mealy bugs develop on leaves, stems, buds, flowers, fruits and other above ground parts of the plants.
Pdf identification of pseudococcus viburni and pseudococcus. Pseudococcus longispinus an overview sciencedirect topics. Aspects of the reproductive biology of pseudaphycus. Pseudococcidae are pests constraining the international trade of brazilian table grapes. Parasitoids of obscure mealybug, pseudococcus viburni hem.
Dec 01, 2011 a simple molecular tool was developed and tested to identify seven mealybug species found in north american vineyards. Mealybug species from chilean agricultural landscapes and. Characterization of microsatellite dna libraries from. Pseudococcus viburni signoret has been found in apple orchards on the coast near viterbo italy. Using parasitoids to infer a native range for the obscure mealybug, pseudococcus viburni, in south america. Pseudococcidae found on apple in south africa article pdf available in african entomology 121. The international commission on zoological nomenclature has conserved iczn, 2009 the usage of the familygroup name pseudococcini cockerell, 1905 type genus pseudococcus westwood, 1840 for the mealybugs, a speciose group including many pests of agriculture, by giving it precedence over the senior familygroup name. Dactylopius longispinus targioni tozzetti by subsequent designation.
The obscure mealybug pseudococcus viburni is a major quarantine pest of pomegranates punica granatum in chile, causing significant rejections during. Identification of pseudococcus viburni and pseudococcus longispinus hemiptera. Pseudococcus definition of pseudococcus by the free dictionary. Pseudococcus type genus of the pseudococcidae genus pseudococcus arthropod genus a genus of arthropods family pseudococcidae, pseudococcidae. Traps checked hourly for 24 hours showed a distinct diel pattern of. Pdf characterization of microsatellite dna libraries from.
Pseudococcus viburni signoret in paprika, aubergine en tomaat en. Pdf monitoring and action threshold determination for. The absence of effective pest monitoring has resulted in an increase in populations of the obscure mealybug pseudococcus viburni signoret hemiptera. Pseudococcus viburni signoret in apple orchard in central italy. This page was last edited on 29 november 2015, at 09. Pseudococcidae is one of the most important damaging mealybugs in vineyards worldwide and in south american temperate fruit production. Previously it had been erroneously identified as pseudococcus viburni. Pdf description of adult and immature female instars of.
Planococcus minor and pseudococcus viburni, under laboratory conditions. We carried out field experiments with the goal of developing monitoring protocols for p. An investigation into the integrated pest management of the obscure mealybug, pseudococcus viburni signoret hemiptera. View of effect of host plants on the development, survivorship, and.
Mainman 500 wg insecticide may have adverse effects on honey bees for a short period after application. Encyrtidae of chilean origin were released in californias central coast vineyards from 1997 to 1999. It is a pest of several temperate fruits, including apples. Experiments confirmed that female pseudococcus longispinus targioni tozzetti, pseudococcus viburni signoret, and planococcus ficus signoret hemiptera. To develop alternative control measures, infested pomegranates were immersed in one of the sixteen postharvest treatments, combining the following four factors in. Uc management guidelines for mealybugs pseudococcus. Pdf pseudococcus viburni signoret in apple orchard in. Integrative taxonomy methods reveal high mealybug hemiptera.
Dispersal by wind is an important factor in new infestations in vineyards or orchards but obscure mealybug can also be introduced by planting infested stock, and can spread between plants that are touching. The mealybug pseudococcus viburni is endemic in the neotropics. Pseudococcidae in pome fruit orchards in the western cape province of south africa recently. Pseudococcus is a genus of unarmoured scale insects in the family pseudococcidae, the mealy bugs. Millar reproductive biology of three cosmopolitan mealybug hemiptera. The citrophilus mealybug, pseudococcus calceolariae maskell, is an important pest of fruit crops in many regions of the world. Mealybug species from chilean agricultural landscapes and main. An investigation into the integrated pest management of. Pseudococcus longispinus, jack beardsley mealybug pseudococcus jackbeardsleyi, orchid mealybug pseudococcus microcirculus and the obscure mealybug pseudococcus viburni.
Pseudococcidae species, pseudococcus longispinus, pseudococcus viburni, and planococcus ficus, annals of the entomological society of america 1042, 249260, 1 march 2011. Blepyrus clavicornis compere is the most common parasitoid associated with pseudococcus viburni signoret in the serra gaucha region, brazil. Identification of the immature instars of mealybugs hemiptera. Pseudococcidae is one of the most important damaging mealybugs in. Pseudococcus viburni psecobdocuments eppo global database.
We conducted laboratory studies to assess the development time, sex ratio, adult longevity, host. Name number 2188 placed on the official list of generic names in zoology. Maskell, the longtailed mealybug pseudococcus longispinus targioni tozzetti, and the tuber mealybug pseudococcus viburni. Coccinellidae, is an effective biocontrol agent against various species of mealybugs. Effect of host plants on the development, survivorship, and. An orchid mealybug, pseudococcus dendrobiorum williams. General information about pseudococcus viburni psecob native to south america, but now distributed throughout most of the world. When choosing a pesticide, consider information relating to air and water quality, resistance management, and the pesticides properties and application timing. Effect of host plants on the development, survivorship. Pseudococcus viburni signoret and pseudococcus longispinus. Phenacoccus solenopsis tinsley, planococcus citri risso, pseudococcus viburni signoret, pseudococcus cryptus hempel, four taxa closely. Vitaceae, has increased as a result of recent reports that it is capable of transmitting at least one of the viruses associated with grapevine leafroll disease. A new type of scale on tomatoes pseudococcus viburni. July september 2017 biology of blepyrus clavicornis compere hymenoptera.
Steve stauffer, mike rose, in world crop pests, 1997. They damage grapes by transmitting viruses and toxins, causing defoliation, chlorosis, and vigor losses and favoring the development of sooty mold. The obscure mealybug pseudococcus viburni is a major quarantine pest of pomegranates punica granatum in chile, causing significant rejections during postharvest fruit inspections. Reproductive biology of three cosmopolitan mealybug. Abstract mealybug predator, cryptolaemus montrouzieri mulsant coleoptera.
Pseudococcidae, is considered to be an american species but is not attacked by native parasitoids in the usa, whereas it is controlled in europe by acerophagus maculipennis mercet encyrtidae which was described from the canary islands as. Pseudococcus viburni psecobfrance eppo global database. Nov 16, 2017 the most abundant species were pseudococcus viburni signoret, found on all four host plant species, and dysmicoccus brevipes cockerell, infesting persimmon, vines and weeds. Postharvest control of pseudococcus viburni hemiptera.
Investigations on some biological characters of pseudococcus. This insect is not just an obscure mealybug, it is the obscure mealybug. Its geographic origins are unknown, although it is placed taxonomically within the predominantly north american p. Help pages, faqs, uniprotkb manual, documents, news archive and biocuration projects. Pseudococcus synonyms, pseudococcus pronunciation, pseudococcus translation, english dictionary definition of pseudococcus.
The obscure mealybug pseudococcus viburni signoret hemiptera. In the context of the tomato the most important mealybug is pseudococcus viburni signoret syn. Pseudococcus affinis maskell which was introduced in the netherlands in the early 1990s and in france from 1997. An investigation into the integrated pest management of the. Female reproductive output was not increased by multiple. Movement of grape mealybug, pseudococcus maritimus, on and. For full access to this pdf, sign in to an existing account, or purchase an annual subscription.
Greenhouse mealybug pseudococcus viburni most common. Encyrtidae are the most important and diverse group of natural enemies of mealybugs hemiptera. Rapport inventarisatie problematiek wolluis in groenten. However, its natural rate of movement between host plants and. Females of all three species were capable of mating multiple times on the same day and on sequential days range, 18 times. For some time it occurs in the indoor green plants in germany. Molecular and morphological identification of mealybug. Pseudococcus definition of pseudococcus by the free. Do not spray any plants in flower where bees are foraging. Biology of blepyrus clavicornis compere hymenoptera.
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