Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. For attribution, the original authors, title, publication source peerj preprints and either doi or url of the article must be cited. Ascoviruses are unusual in that they are difficult to transmit per os, and several studies have provided data indicating that these viruses are vectored mechanically by parasitic wasps during oviposition. At, little is known of its occurrence and distribution in h. Heliothis virescens, commonly known as the tobacco budworm, is a moth of the family noctuidae found throughout the eastern and southwestern united states along with parts of central america and south america.
However, it is not a legal authority for statutory or regulatory purposes. This corrects the article generation of a transcriptome in a model lepidopteran pest, heliothis virescens, using multiple sequencing strategies for profiling midgut gene expression in. Genus heliothis definition of genus heliothis by the. Consequently, hemolymph was collected from 60 pharate 5th instar h. Heliothis virescens, commonly known as the tobacco budworm, is a moth of the family noctuidae found throughout the eastern and southwestern united states along with parts of central america and south america it is a major pest of field crops including tobacco as its common name suggests and cotton.
Gossypols aldehyde groups are especially reactive, forming schiff bases with amino acids of proteins and crosslinking them, inhibiting enzyme activities and contributing to toxicity. Gossypol toxicity and detoxification in helicoverpa armigera. Effects of plant identity and chemical constituents on the. For both plant species, peroxidase pod and phenolic levels were predictive of larval mortality caused by baculoviruses.
Read host regulation effects on heliothis virescens f. A 3yr study evaluated tobacco as a trap crop for the tobacco budworm, heliothis virescens f. Pdf on nov 1, 2008, jesus loeragallardo and others published complejo heliothis virescens y heliothis zea lepidoptera. Tissue specificity of a baculovirusexpressed, basement. Incorporation of rhodamine b into male tobacco budworm. Visualization of adaptive mesh refinement data and. Insecticidal crystal cry proteins produced by the bacterium bacillus thuringiensis bt target cells in the midgut epithelium of susceptible larvae. Noctuidae in three plant hosts download download pdf. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in.
While the mode of action of cry toxins has been extensively investigated, the midgut response to cry intoxication and its regulation are not well characterized. Corn earworm, helicoverpa heliothis zea boddie lepidoptera. This article is from journal of insect science, volume. Members of the noctuid genus heliothis comprise some of the most important of all phytophagous insects pests with word wide distribution and significance but of the 80 or so species currently recognized 1 only helicoverpa armigera heliothis armigera, heliothis zea and heliothis virescens have achieved major pest status 2. Population suppression is effected through the release into natural populations of the backcross progeny of a hybrid between h.
Heliothis virescens primarily feeds on cotton in its larval stages. Some of the species have larvae which are agricultural pests on crop species such as tobacco, cotton, soybean and pigeon pea. Nov 21, 2019 population dynamics of the green leafhopper, nephotettix virescens distant hemiptera. The corn earworm, heliothis zea boddie, and the tobacco budworm, heliothis virescens. Transmission of ascovirus from heliothis virescens. The cotton bollworm helicoverpa armigera and the tobacco budworm heliothis virescens are closely related generalist insect herbivores and serious pest species on a number of economically important crop plants including cotton.
Eggs and earlyinstar larvae of heliothis zea and heliothis. Baculoviruses are arthropodspecific, doublestranded dna viruses, with potential for use in insect pest management. Page designed through the cooperative efforts of interagency itis teams. Hosted by the usgs core science analytics and synthesis. Download this pdf file the pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader. Thereafter, the system perpetuates itself in nature. Unlimited viewing of the articlechapter pdf and any associated supplements and figures. May variability of bacterial communities in the moth heliothis virescens indicates transient association with the host heike staudacher 0 1 2 martin kaltenpoth 0 2 johannes a. Baculoviruses are arthropodspecific, dsdna viruses primarily used to control lepidopteran pests. Cite this article castagnola a, jackson j, perera op, oppert c, eda s, juratfuentes jl. Although it is easily confused with corn earworm, it rarely is a vegetable pest. Thereafter, the system perpetuates itself in nature through.
Population dynamics of the green leafhopper, nephotettix virescens distant hemiptera. Postmedian line ends before reaching costa and is not continued to apex by black dash. Pheromone reception in tobacco budworm moth, heliothis virescens. Cicadellidae in synchronized and staggered transplanting areas of paddy fields in indonesia. Heliothis virescens, helicoverpa zea, population density, host plants, cicer arietinum, gossypium hirsutum, abutilon theophrasti, chickpeas, cotton, eclosion, plantinsect relations abstract. Queensland the smart state understanding helicoverpa ecology and biology in southern queensland. Small plot experiments were conducted on an experimental farm at mississippi state university in starkville, ms, in 1996 and on a commercial farm in aliceville, al, in 1997 to determine the ability of small strips of tobacco to trap h. Genital organs male of chloridea heliothis virescens above and h. It is a major pest of field crops including tobacco as its common name suggests and cotton. Krieger j, grossewilde e, gohl t, dewer yme, raming k, breer h. Revised status of chloridea duncan and westwood, 1841, for the heliothis virescens species group lepidoptera. In order to detect changes in this insects susceptibility to insecticides, fieldcollected samples are commonly. Molecular elements of pheromone detection in the female. All structured data from the file and property namespaces is available under the creative commons cc0 license.
Modern baculovirology is driven by the genetic enhancement of their insecticidal properties. Alphaarylphorin is a mitogen in the heliothis virescens. If you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs. Susceptibility of heliothis zea larvae to nomuraea rileyi at various temperatures. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs alternatively, you can download the pdf file directly to your computer, from where it. Pdf summer diapause of the tobacco budworm, heliothis virescens f. Forewing pale green with 3 nearly parallel lines as in subflexus. Noctuidae this short description has been prepared in the framework of the eppo study on pest risks associated with the import of tomato fruit. Gossypol toxicity and detoxification in helicoverpa. Plant host effect on the development of heliothis virescens f. Scathl that expresses a cathepsin llike protease, scathl, kills larvae of the tobacco budworm heliothis virescens fabricius significantly faster. However, this species is highly susceptible to the bt proteins expressed in current bt cotton varieties and no sprays have been needed for tobacco budworm in bt cotton since its introduction into. View of densities of heliothis virescens and helicoverpa. Moth photographers group chloridea virescens 11071.
The crop may also serve as a refuge for tobacco budworm from insecticide selection and play a critical role in insecticide resistance management in north carolina. A limitation of the use of baculoviruses for pest control is that their efficacy is modifiable by hostplant chemicals. However, it is able to thrive on a wide variety of host plants ranging from fruits. In accordance with previous findings that female antennae respond to the sex pheromone component z. The tobacco budworm heliothis virescens fabricius is one of the most damaging pests of cotton in north america and is capable of developing resistance to chemical insecticides luttrell et al. Pheromoneplant interaction in heliothis virescens core reader. Know the enemy to manage it better about helicoverpa helicoverpa often called heliothis is a serious pest of southern queensland crops, particularly grain legumes, summer grains and cotton. Norges teknisknaturvitenskapelige universitet, fakultet for naturvitenskap og teknologi, institutt for biologi. Sperm storage by female tobacco budworm moths, heliothis. Hymenoptera, braconidae, archives of insect biochemistry and physiology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. In field crops in the southeastern united states, larvae of heliothis virescens f. Gossypol is a polyphenolic secondary metabolite produced by cotton plants, which is toxic to many organisms. Influence of induced plant defenses in cotton and tomato on the. Incorporation of rhodamine b into male tobacco budworm moths.
Effects of plant identity and chemical constituents on the efficacy of a baculovirus against heliothis virescens. Densities of heliothis virescens and helicoverpa zea. Behavior of the imago of the corn earworm,heliothis zea boddie, with special reference to emergence and reproduction. Tobacco budworm, heliothis virescens fabricius, is a closely related species in which the late instar larvae also bear microspines. Heliothis virescens an overview sciencedirect topics. Presentation mode open print download current view. Some species originally in this genus have been moved to other genera, see chloridea and helicoverpa. A key is provided for the earlyinstar larvae of both species. Files are available under licenses specified on their description page. This corrects the article generation of a transcriptome in a model lepidopteran pest, heliothis virescens, using multiple sequencing strategies for profiling midgut gene expression in volume 10, e0128563. Alternate crop hosts as resistance management refuges for. Periodicity of oviposition, feeding, and calling by mated female. Historically, the tobacco budworm, heliothis virescens, was the most important lepidopteran pest of cotton in many areas of the americas prior to the introduction of bt cotton leigh et al.
Heliothis zea and heliothis virescens in north america. Large numbers of fieldcollected tobacco budworms heliothis virescens l. Noctuidae with a preliminary morphometric analysis of heliothis virescens. In this study, we assessed the antenna of female heliothis virescens for elements of pheromone detection. Arylphorin is a mitogen in the heliothis virescens midgut cell secretome upon cry1ac intoxication. United states agriculture agricultural bt cotton january. Forewing pale green with 3 nearly parallel lines as in subflexus straw, but usually no white edging on basal side of median line.
Helicoverpa armigera heliarphotos eppo global database. Expression of a gabab receptor in olfactory sensory. Even though cotton is well defended by its major defensive compound gossypol, a toxic sesquiterpene dimer, larvae of both species are capable of developing on cotton plants. Arylphorin levels are highest at the prewandering phase of the 5th larval instar in noctuid larvae burmester, 2015.
Pupae of heliothis zea and heliothis virescens lepidoptera. Characterization of heliothis virescens ascovirus 3h orf21. Model for genetic control of heliothis virescens springerlink. Noctuidae 3 feeding is a prerequisite for high levels of egg production. Pdf complejo heliothis virescens y heliothis zea lepidoptera. Mississippi agricultural and forestry experiment station technical bulletin, 185 151.
It was first described by ferdinand ochsenheimer in 1816. Suppression of heliothis virescens and helicoverpa zea lepidoptera. Media in category heliothis the following 5 files are in this category, out of 5 total. Rhodamine b, a dye commonly used in a variety of biological studies was incorporated into the bodies of male tobacco budworm moths, heliothis virescens lepidoptera. Helicoverpa armigera hubner is part of an important complex. Return to article details densities of heliothis virescens and helicoverpa zea lepidoptera. Chloridea virescens fabricius, 1777 was formerly placed in the genus heliothis. Heliothis is a genus of moths in the family noctuidae.
In this work, we describe the secreted proteome secretome of primary mature midgut. Genes encoding candidate pheromone receptors in a moth heliothis virescens. Adults are mediumsized moths with wingspans of 2835 mm. Sperm storage by female tobacco budworm moths, heliothis virescens. Arylphorin is a mitogen in the heliothis virescens midgut. Pheromoneplant interaction in heliothis virescens core. Variability of bacterial communities in the moth heliothis. Pdf plant host effect on the development of heliothis. Adults are variable in color, but the front wings are usually yellowishbrown and are crossed transversely by three dark bands. Notes on taxonomy and nomenclature top of page the taxonomic situation is complicated and presents several problems.
48 1603 785 26 876 1018 1006 112 800 86 834 37 661 1592 1350 20 59 267 446 880 348 1495 6 964 143 827 524 811 432 504 1033 418 223 475 347 1262 928