Enantiospecific synthesis of both enantiomers of the. Pdf on jan 1, 1974, abdelaziz elmenshawy and others published biological. We do not use these to store personal information about you. Stylet penetration behaviour of pseudococcus longispinus. Pseudococcus fragilis destructive especially to citrus citrophilous mealybug, citrophilus mealybug genus pseudococcus, pseudococcus type genus. Pseudococcus viburni formerly pseudococcus affinis, and commonly known as the obscure mealybug and tuber mealybug is a close relative of the grape mealybug p. The irregular monoterpenoid sex pheromone of pseudococcus longispinus and its enantiomer were prepared from the corresponding bornyl acetates. The biological activities of the two enantiomers and racemic mixture were tested in a new. Eradication of affected trees complete removal and resistance breeding in existing cacao theobroma cacao l.
This document is eeny666, one of a series of the entomology and. Insecta, hemimetabola, hemiptera, sternorrhyncha, coccomorpha, coccoidea, pseudococcidae common name. The use of readily accessible chiral starting materials and lactonelactone rearrangement are the highlights of the present synthesis. Mealybugs are elliptical in shape with white, waxy protrusions extending from the body figure 1. Occurring outdoors in most subtropical and tropical regions, indoors in temperate zone. Eeny666 longtailed mealybug pseudococcus longispinus targioni tozzetti insecta. Unlike the grape mealybug, the obscure mealybug is not native to california, having most. Espesye sa insekto nga una nga gihulagway ni targioni tozzetti ni adtong 1867 ang pseudococcus longispinus.
Contribution to the knowledge of mealybugs, genus pseudococcus, in the vicinity of cape town, south africa. Longtailed mealybug pseudococcus longispinus targioni. Two years later it was present in central america, the caribbean and ecuador. Continuing to use this website means you agree to our use of cookies. Jingtair siriphanich, in postharvest biology and technology of tropical and subtropical fruits. Sap feeding insects of the pseudococcidae superfamily. The presence of a faint dark stripe on the dorsum of the. Mealybug transmission of grapevine leafroll viruses. Infests many cultivated plants, especially apple, citrus, cocoa, coconut, coffee, grapevines, figs ficus, pear and ornamental plants, including glasshouse and house plants. Pseudococcus longispinus targioni longtailed meal u ras trococcus invadens williams man o meal bu saissetia oleae olivier black scale brevipalpus phoenicis geijskes false s ider mite panonychus citri mcgregor citrus red mite phvllocoptmta oleivora ashmead citrus rust mite.
General information about pseudococcus longispinus psecad name language. Pdf identification of pseudococcus viburni and pseudococcus. Their appearances always occur together with black sooty mold that thrives on the honeydew excreted from the mealy bug sirisingh et al. This document is eeny666, one of a series of the entomology and nematology department, ufifas extension. Pseudococcus longispinus, the longtailed mealybug, is a species of mealybug in the family.
Greenhouse mealybug pseudococcus viburni most common. Biological studies on the longtailed mealybug, pseudococcus longispinus targ. A new distribution map is provided for pseudococcus longispinus targioni tozzetti hemiptera. We carried out field experiments with the goal of developing monitoring protocols for p. Transmission of the grapevine virus b by the mealybug pseudococcus longispinus targionitozzetti hemiptera. Categorization of pseudococcus longispinus psecad this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. All structured data from the file and property namespaces is available under the creative commons cc0 license. Pseudococcus longispinus, jack beardsley mealybug pseudococcus jackbeardsleyi, orchid mealybug pseudococcus microcirculus and the obscure mealybug pseudococcus viburni. Pseudococcidae was electronically monitored on leaves of grape plants to quantify the time taken to access the phloem and the duration of phloem ingestion. Pseudococcus longispinus targioni tozzetti synonym. 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. An orchid mealybug, pseudococcus dendrobiorum williams.
The citrophilus mealybug, pseudococcus calceolariae maskell, is an important pest of fruit crops in many regions of the world. Pagka karon wala pay siak nga nalista ubos niini niya. In addition to these two species, which feed aboveground, root mealybugs rhizoecus spp. Text is available under the creative commons attributionsharealike license. Distribution and life history of the longtailed mealy bug, pseudococcus longispinus homoptera.
Pseudococcus longispinus psecadoverview eppo global. Pseudococcus longispinus targioni tozzetti australian distribution. Article pdf available november 2018 with 353 reads how we measure reads. Media in category pseudococcus longispinus the following 9 files are in this category, out of 9 total.
An pseudococcus longispinus in uska species han insecta nga syahan ginhulagway ni targioni tozzetti hadton 1867. Infests many types of plant and is often a pest in greenhouses. Pseudococcus longispinus targioni longtailed meal u ras trococcus invadens williams man o meal bu saissetia oleae olivier black scale brevipalpus phoenicis geijskes false s ider mite panonychus citri mcgregor citrus red mite phvllocoptmta oleivora ashmead citrus rust mite polyphagotarsonemus latus banks broad mite. This mealybug gets its common name from the two long, waxy filaments protruding from the last abdominal segment of adult females figure 1. Comparison of the efficacy and phytotoxicity of phosphine. Pseudococcus is a genus of unarmoured scale insects in the family pseudococcidae, the mealy bugs. Grapevine leafrollassociated virus3 glrav3 is transmitted from infected grapevines to healthy vines by mealybugs. Pseudococcus definition of pseudococcus by the free.
Pseudococcus meridionalis, a new species of mealybug found on grapes. Annals of the entomological society of southern africa, 5. Pseudococcus viburni formerly pseudococcus affinis maskell, and commonly known as the obscure mealybug and tuber mealybug is a close relative of the grape mealybug p. Information is given on the geographical distribution in. Transmission of the grapevine virus b by the mealybug. When choosing a pesticide, consider information relating to air and water quality, resistance management, and the pesticides properties and application timing. Longtailed mealybug pseudococcus longispinus edis university. The common avocado varieties grown in israel can be graded in descending order of susceptibility to the longtailed mealybug,pseudococcus longispinus targ. Cacao swollen shoot virus cssv remains a significant viral pathogen endemic in west african cacaogrowing countries.
The longtailed mealybug, pseudococcus longispinus targioni tozzetti, is a widelydistributed pest that feeds on many economically important hosts, particularly tropical fruits and ornamentals. Users guide for pseudococcus longispinus pseudococcus. Pseudococcus type genus of the pseudococcidae genus pseudococcus arthropod genus a genus of arthropods family pseudococcidae, pseudococcidae. Susceptibility of avocado varieties to the longtailed mealybug. The grape mealybug has been established as a vector of grapevine leafrollassociated virus 3 glrav3 between wine grape vitis vinifera l. Valid names results pseudococcus longispinus targioni tozzetti, 1867 pseudococcidae. Pseudococcus longispinus cockerell, 1902 common names cotonet longispino in esperanto kimhit aruqat zanav in hebrew long tailed mealybug in english longtailed mealybug in english longtailed mealybug in english bibliographic references. Biological control of longtailed mealybug pseudococcus longispinus, jack beardsley mealybug pseudococcus jackbeardsleyi, orchid mealybug pseudococcus microcirculus and the obscure mealybug pseudococcus viburni. Glasshouse mealybug, planococcus citri, pseudococcus longispinus and pseudococcus calceolariae. Begin applications at the onset of crawler emergence. Ang pseudococcus longispinus sakop sa kahenera nga pseudococcus sa kabanay nga pseudococcidae. The strategies of male and female mealybugs are here apparently.
Pseudococcus synonyms, pseudococcus pronunciation, pseudococcus translation, english dictionary definition of pseudococcus. The dispersal, agestructure and natural enemies of the longtailed mealybug, pseudococcus longispinus targionitozzetti, in relation to sampling and control. Control of citrus insects and mites 1941 20505269089. An pseudococcus longispinus in nahilalakip ha genus nga pseudococcus, ngan familia nga pseudococcidae.
Avocado plantations in israel neighbouring cotton fields were heavily infested with and damaged by the longtailed mealybugpseudococcus longispinus targioni tozzetti. First discovered in cotton crops in texas in 1990, it caused widespread damage. Live specimens of pseudococcus dendrobiorum most closely resemble the pineapple mealybug in appearance. Drift of pesticides from the aerial sprays of those cotton fields upset the biological equilibrium and resulted in outbreaks of the mealybug population. Direct damage to grapevines due to these mealybug species is primarily associated with infestation of the fruit clusters and growth of sooty molds as a consequence of honeydew excretion. Recently, its sex pheromone has been identified and synthesized. Pseudococcus fragilis synonyms, pseudococcus fragilis pronunciation, pseudococcus fragilis translation, english dictionary definition of pseudococcus fragilis. Solenopsis mealybug in australia an overview the solenopsis mealybug phenacoccus solenopsis was originally described in new mexico in 1897. The most important pest of this crop is the long tailed mealybug pseudococcus longispinus. Pdf pseudococcus meridionalis, a new species of mealybug. Biological control of pseudococcus longispinus targioni tozzetti in. The stylet penetration behaviour of pseudococcus longispinus hemiptera.
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