Ang dysmicoccus neobrevipes sakop sa kahenera nga dysmicoccus sa kabanay nga pseudococcidae. Pagka karon wala pay siak nga nalista ubos niini niya. Vertical and horizontal bars at each point represent standard errors of quantity of honeydewandsize of mealybug,respectively. Other species collected were dysmicoccus brevipes cockerell, d. An dysmicoccus neobrevipes in nahilalakip ha genus nga dysmicoccus, ngan familia nga pseudococcidae. The ants assist in the establishment of mealybug colonies, 14,42, consuming the honeydew produced by the mealybugs 37. Enantioselective synthesis of the sex pheromone of the. As other members of the genus dysmicoccus reproduce sexually, and only d. Danzig 1980b regarded kaicoccus a subjective synonym of dysmicoccus. Dysmicoccus brevipes dysmbroverview eppo global database. The life cycle of this insect was extensively studied by ito 1938.
In older literature this species was reported to have two races or strains in hawaii. For the purposes of this data sheet the biparental and uniparental forms of d. Material for each family include introduction, field appearance, diagnosis, life history, important references, illustration of a slidemounted adult female. Detailed life history analyses on four different host plants in qin. It is also evident that the variation, as indicated by the magnitude of the standard errors, in the. This page was last edited on 14 september 2017, at 19. The development, survivorship, longevity, reproduction and life table parameters of d.
Highlights effect of temperature on the life history of d. Hosts, distribution, damage, biology, behavior, management. Conservation biological control is the protection of nes against adverse. These lesions are bizonate, with a dark green centre surrounded by a lighter green area dasgupta, 1988. The encyrtid anagyrus ananatis gahan preferred to parasitize adult females of pink pineapple mealybug ppm, dysmicoccus brevipes cockerell, compared to gray pineapple mealybug gpm. Insects free fulltext the impact of cryptolaemus montrouzieri.
Ang dysmicoccus brevipes sakop sa kahenera nga dysmicoccus sa kabanay nga pseudococcidae. Pdf a new species of dysmicoccus damaging lavender in. Estimates of female lifetime fecundity and changes in the number and types of sperm stored with age and time since mating in the monandrous swallowtail butterfly, battus philenor lepidoptera. The gray form mentioned in his paper is presently known as the gray pineapple mealybug. Biological characteristics of adult anagyrus ananatis gahan. Pdf establishment of the pineapple mealybug dysmicoccus. A comparison of dysmicoccus brevipes left to dysmicoccus neobrevipes right. This complete removal of plants gives rise to disappearance of natural enemies after each crop season. Selective monobenzoylation of 1,2 and 1,3diols catalyzed.
Pineapple mealybug wilt associated virus2 pmwav2 is a mealybug transmitted ampelovirus associated with mealybug wilt disease of pineapple mwp in hawaii. Natural enemies are subjected to continuous deterioration in populations especially in modern agricultural systems characterized by complete removal of plants after harvesting as well as by insecticide applications. Biological characteristics of adult anagyrus ananatis. This insect goes through three larval stages before becoming an adult. An dysmicoccus brevipes in uska species han insecta nga syahan ginhulagway ni cockerell hadton 1893. The cook islands biodiversity database contains detailed information, images, sound and video of over 4000 species from the cook islands. It is an economically important pest that can feed on and damage dozens of hosts, principally pineapple and the banana musa. Honeydew production by the mealybug, dysmicoccus neobrevipes. There are at least 110 described species in dysmicoccus.
Dysmicoccus brevipes cockerell, and the gray pineapple mealybug, d. Pseudococcidae and putoidae with data on geographical distribution, host plants, biology and economic importance. Dysmicoccus neobrevipes grey pineapple mealybug cabi. The life span first instar to death as an adult varies from 59 to 117 days, averaging at 90 days. Espesye sa insekto nga una nga gihulagway ni cockerell ni adtong 1893 ang dysmicoccus brevipes. Later studies beardsley, 1959 revealed that the two races were separate species dysmicoccus brevipes cockerell the pineapple mealybug which reproduced nonsexually and dysmicoccus neobrevipes beardsley the gray pineapple mealybug which. Pseudococcidae, a major pest of agave sisalana in china. The citrus essential oils can be obtained as byproducts of the citrusprocessing industry and have been tested as. The grey pineapple mealybug, dysmicoccus neobrevipes beardsley hemiptera.
In some other regions of the world, there is a third form morphologically indistinguishable from d. In both of these comparisons, the value for the most closely related pairs the d. This study reports the predatory efficacy and functional response of c. An dysmicoccus brevipes in nahilalakip ha genus nga dysmicoccus, ngan familia nga pseudococcidae. An dysmicoccus neobrevipes in uska species han insecta nga ginhulagway ni j. Several species of ants are associated with mealybugs 4,14, 39. We have developed an efficient method for selective monobenzoylation of 1,2 and 1,3diols in water catalyzed by me2sncl2.
Treatment of 1,2 and 1,3diols with benzoyl chlorides, dmtmm, and potassium carbonate in the presence of a catalytic amount of me2sncl2 and dmap in water at room temperature gave monobenzoates in up to 97% yield. Pineapple mealybug, dysmicoccus brevipes cockerell insecta. The scientific name was published for the first time by theodore dru alison cockerell in 1893. Lower temperature threshold for female and male of d. Valid names results dysmicoccus neobrevipes beardsley, 1959 pseudococcidae. Jingtair siriphanich, in postharvest biology and technology of tropical and subtropical fruits. It feeds during the first and part of the second instar, and is primarily carried by wind to a new location. Studies on the bisexual race of dysmicoccus brevipes ckll. Dysmicoccus neobrevipes is a mealybug with a pantropical distribution. Biology of the mealybug, phenacoccus solenopsis on cotton. Since 2008 aphisusda approved to import dragon fruit into the united states from vietnam if fruits are treated with the minimum absorbed dose of 400 gy to. Pdf the establishment of the pineapple mealybug dysmicoccus brevipes hemiptera. Dysmicoccus is a genus of scales and mealybugs in the family pseudococcidae.
Keys are presented for genera in the families eriococcidae, ortheziidae, and pseudococcidae. The species is found primarily on pineapple and other species in the genus ananas, but also infests citrus trees, cotton, banana, coffee and other plants. Transmission of pineapple mealybug wilt associated virus by. Coccinellidae is an important predator of the mealybug dysmicoccus neobrevipes hemiptera. A key to the species of dysmicoccus, oracella, and paradoxococcus of the gulf state region alabama, florida, louisiana, mississippi and texas, usa is presented. Pseudococcidae has been the current topic of research for insect taxonomists and applied entomologists in india due to its invasiveness, rapid spread, morphological and biological variations and the need for establishing an effective control strategy. Coccoidea constitute one of the main groups of insect pests in various. A literaturebased model of scale insect biology and systematics. Chemical composition and toxicity of citrus essential oils on dysmicoccus brevipes hemiptera. By this time the genus had been changed to dysmicoccus, and beardsley renamed the gray strain dysmicoccus neobrevipes, the gray pineapple mealybug rohrbach et al. Infests the roots, leaves natural cavities of the host plant.
Enantioselective synthesis of the sex pheromone of the grey. Biology of the mealybug, phenacoccus solenopsis on cotton in the laboratory s vennila1, aj deshmukh2, d pinjarkar2, m agarwal1, vv ramamurthy3, s joshi3, kr kranthi2 and om bambawale1 1national centre for integrated pest management, lbs building, iari, new delhi, india 2central institute for cotton research, p. Dysmicoccus brevipes, commonly called the pineapple mealybug figure 1 or more specifically the pink pineapple mealybug, is a worldwide pest of pineapple crops and a minor pest of many other crops. Abstract the insect dysmicoccus brevipes hemiptera. Files are available under licenses specified on their description page. A new species of dysmicoccus damaging lavender in french provence hemiptera, sternorrhyncha, pseudococcidae article pdf available in zootaxa 39804. Later studies beardsley, 1959 revealed that the two races were separate species dysmicoccus brevipes cockerell the pineapple mealybug which reproduced nonsexually and dysmicoccus neobrevipes beardsley the gray pineapple mealybug which was bisexual. All structured data from the file and property namespaces is available under the creative commons cc0 license. Selective monobenzoylation of 1,2 and 1,3diols catalyzed by. The grey pineapple mealybug, dysmicoccus neobrevipes beardsley, originally found on hawaii and on australasian islands, was recently discovered on a southwestern island ishigaki island of japan.
Dysmicoccus neobrevipes name homonyms dysmicoccus neobrevipes beardsley, 1959. Pseudococcidae, is an important pest of many economically important plants, such as agave spp. We provide a general overview of features and technical specifications of an online, interactive tool for the identification of scale insects of concern to the u. The data indicate that as the mealybugs grew larger they produced smaller amounts of honeydew.
The effects of four host plants agave sisalana, ag. Effect of temperature on the life history of dysmicoccus. A few generalizations on the biology of mealybugs are derived primarily. Biology and ecology top of page the biology of the biparental form of d. Scale insects, edition 2, a tool for the identification of.
Pseudococcidae has been reported as an important pest for several crops, especially coffee. The 2 species, dysmicoccus neobrevipes and planococcus minor were. Full lists of terminal taxa included in the keys of which there are. Detailed life history analyses on four different host plants in qin, et al. The gray pineapple mealybug, dysmicoccus neobrevipes beardsley, is an invasive pest that during recent years has caused serious damage on sisal agave sisalana perrine crops in south china.
In sri lanka comercial banana plantations were found to be 1212 journal of entomology and zoology studies infested and smallscale home gardens to the mealybug d. The characteristics of pmwav2 acquisition and persistence of grey pineapple mealybugs gpm, dysmicoccus neobrevipes beardsley, were measured. Mitochondrial coi from dysmicoccus brevipes hemiptera. Nov 29, 2015 this page was last edited on 14 september 2017, at 19. Aug 06, 2014 we provide a general overview of features and technical specifications of an online, interactive tool for the identification of scale insects of concern to the u. Biology and management of mealybugs in mediterranean vineyards.
Impact of weed management on ant density and fruit yield in the control of pineapple wilt disease. Applied entomology and zoology, volume 50, issue 3 springer. Effects of irradiation on mealybug dysmicoccus neobrevipes hinis. Some gpm were able to acquire the virus within 36 hours. Pineapple mealybug, dysmicoccus brevipes cockerell. Effects of host plant on the development, survivorship and. This publication includes general discussions on the conchaspididae, diaspididae, eriococcidae, ortheziidae, pseudococcidae, and putoidae. The results of this study should facilitate the management for d. However, the species of dysmicoccus do not possess an anallobe bar, which is present in species of ferisicoccus, and the cararri in dysmicoccus species are with auxiliary setae. Transmission of pineapple mealybug wilt associated virus. This may cause local lesions to form at the site of feeding on some hosts. Beardsley 1959 found morphological differences between them and described the grey form as d.
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