Bactrocera genome study agricultural research service. Both bactrocera dorsalis hendel and bactrocera correcta bezzi are invasive fruit flies but their flight capacities differ. Oriental fruit fly, bactrocera dorsalis hendel diptera. In this study, we cloned two pgrp genes bdpgrpsa and bdpgrpsd from bactrocera dorsalis hendel, which encode 192 and 196 amino acid residues, respectively.
The oriental fruit fly, bactrocera dorsalis is a member of a species complex, the b. In two different farming scales, small and large, we verified the influence of suppressing the invasive bactrocera dorsalis using the male specific attractant, methyl eugenol me, formulated in splatspinosad. Pgrps are a family of pattern recognition receptors that recognize peptidoglycan and regulate immune responses. Historical perspective on the synonymization of the four major pest species belonging to the bactrocera dorsalis species complex diptera, tephritidae. Pdf genetic diversity of bactrocera dorsalis diptera. Eds resolution of cryptic species complexes of tephritid pests to enhance sit application and facilitate international trade. Oriental fruit fly, bactrocera dorsalis, host list the berries, fruit, nuts and vegetables of the listed plant species are now considered host articles for b. Molecular characterization and functional analysis of bdfoxo gene in the oriental fruit fly, bactrocera dorsalis. Synonymization of key pest species within the bactrocera dorsalis species complex diptera.
General information about bactrocera dorsalis dacudo. The oriental fruit fly bactrocera dorsalis is an important agricultural pest in asia, africa, and the pacific, impacting over 150 fruits and vegetables in tropic and sub tropic regions. Biology and morphometry of bactrocera dorsalis and bactrocera zonata on different fruit crops article pdf available in indian journal of agricultural sciences 8312. Therefore, islands may play a key role in the distribution of the genetic diversity of insects, including flies. Seasonal monitoring of fruit fly, bactrocera zonata saunders. High throughput sequencing of approximately 48 populations of bactrocera dorsalis has been completed. Ioap sciforum preprints scilit sciprofiles mdpi books encyclopedia mdpi blog. Pupation is more likely to take place in the soil at the end of the season in areas where there are many generations per year rice 2000. Report of the assessment of northern chinas fruit fly pest free areas.
All structured data from the file and property namespaces is available under the creative commons cc0 license. Abstract the bactrocera dorsalis complex of tropical fruit flies diptera. It is extremely morphologically and genetically similar to the oriental fruit fly, bactrocera dorsalis hendel. Both genes were highly expressed in adults, especially in the fat body. The terminology and morphological interpretations used in this paper follow the glossary of white et al.
Author summary the physiological mechanisms by which insects survive at low temperatures have not yet been discovered. Unripe bananas up to 3 to 4 days post harvest are also free of fruit flies armstrong, 1983. Notes on taxonomy and nomenclature top of page this fly was first described from taiwan by hendel in 1912 as dacus parvulus. Apr 01, 2014 while the majority of bactrocera species do not attack economically important commodities, some such as the notorious oriental fruit fly, bactrocera dorsalis hendel, are serious pests clarke et al. 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. Photograph by okinawa prefectural fruit fly eradication project office. Impact of introduction of bactrocera dorsalis diptera. Tephritidae represents a group of over 70 fruit fly species distributed predominantly in the asian and pacific region.
The chemical ecology of the oriental fruit fly bactrocera dorsalis and the potential for novel odorbased management tools tibebe dejene biasazin faculty of landscape architecture, horticulture and crop protection science. Since the first detection of bactrocera dorsalis in botswana in 2010, the. Morphometry of compound eyes of three bactrocera diptera. Tephritidae, was discovered on tahiti island in july 1996. Oriental fruit fly, bactrocera dorsalis, host list. Insects free fulltext rnaimediated knockdown of tssk1. By combining transcriptomic and metabolomic approaches, we found that the presence of gut symbionts, especially k. Zeugodacus caudata were captured in parapheromone traps installed in various cucurbit crops.
The availability of a variety of tools and approaches, such as moleculargenomic and cytogenetic analyses, are expected to shed light on the rather complicated. This species complex forms a group within the subgenus bactrocera and the name may therefore be cited as bactrocera bactrocera dorsalis. Unless proven otherwise, all cultivars, varieties, and hybrids of the plant species listed herein are considered suitable hosts of b. The availability of a variety of tools and approaches, such as moleculargenomic and cytogenetic analyses, are expected to shed light on the rather complicated issues of. Currently, chemical insecticides are being used to control the population of b. Hosted by the usgs core science analytics and synthesis. Identification of pest species in oriental fruit fly, bactrocera dorsalis hendel diptera. Tssk1 has been involved to control male fertility in both mammals and insects. Bactrocera bactrocera dorsalis bactrocera bactrocera invadens bactrocera dorsalis hendel, 1912. Bactrocera dorsalis, previously known as dacus dorsalis and commonly referred to as the. The bactrocera dorsalis species complex currently harbors approximately 90 different members. The oriental fruit fly, bactrocera dorsalis diptera. Bactrocera became the main genus for the tribe after bactrocera and dacus were split, but bactrocera was further divided into zeugodacus and bactrocera in 2015.
To characterize the genetic structure of island populations of bactrocera dorsalis, we analyzed a dataset containing both microsatellite and mtdna loci of b. The adults are best able to survive low temperatures, with a normal torpor threshold of 7c, dropping as low as 2c in winter. Gut microbiota promotes host resistance to lowtemperature. All japanese territories were declared free of the oriental fruit fly in 1985, after an 18year program of eradication. The genus bactrocera macquart, currently comprising over 650 described species, is the most economically significant fruit fly genus with at least about 50 species considered to be pests of agricultural and quarantine importance. During the data recording process, bactrocera dorsalis were also monitored. Female multiple mating occurs in oriental fruit fly bactrocera dorsalis hendel tephritidae, a destructive pest of many fruits and vegetables. Insects free fulltext characterization and function of. Eradication programs were conducted from 1997 to 2001, but failed.
Forensic entomology in animal cruelty cases free access. Chaetodacus dorsalis hendel chaetodacus ferrugineus. However, it is not a legal authority for statutory or regulatory purposes. Files are available under licenses specified on their description page. Pdf oriental fruit fly bactrocera dorsalis hendel researchgate. Bactrocera dorsalis oriental fruit fly dacus dorsalis. Molecular characterization and functional analysis of.
Page designed through the cooperative efforts of interagency itis teams. This document is eeny083 originally published as dpi entomology circulars no. Oct, 2016 therefore, islands may play a key role in the distribution of the genetic diversity of insects, including flies. An evaluation of the species status of bactrocera invadens and the systematics of the bactrocera dorsalis diptera.
High genetic diversity in the offshore island populations. The species complex has undergone many revisions in the past decades, and there is still an ongoing debate about the species limits. Unless proven otherwise, all cultivars, varieties, and hybrids of the plant species. Bactrocera carambolae is a member of the oriental fruit fly bactrocera dorsalis species complex and are genetically similar except for slight differences in nuclear and mitochondrial dna. Functional characterization of genes related to male fertility can enhance the geneticbased sit. Tephritidae is one of the most damaging invasive pest species that attacks more than 250 horticultural crops 1,2,3. Part 4 how does the bactrocera species compare to ceratitis capitata. The geneticbased sterile insect technique sit is an effective and environmentally safe strategy to diminish populations of agricultural and horticultural insect pests. Female remating inhibition and fitness of bactrocera. Adult female oriental fruit fly, bactrocera dorsalis hendel, laying eggs in fruit. Ijms free fulltext comparative transcriptome analyses. Native to asia, oriental fruit fly is now found in at least 65 countries, including parts of. Section 2 covers the life cycle of typical fruit flies, male lures particularly methyl eugenol and cuelure, protein baits, fruit fly damage and crop losses, and the host fruit preferences of the main fruit flies involved in the project. Molecular characterization and functional analysis of bdfoxo gene in the oriental fruit fly, bactrocera dorsalis diptera.
Over the last few years, several tephritid species have invaded subsaharan africa, competitively displacing native fruit fly pests, and severely affecting horticulture production. Tephritidae complex michael san jose, 1 luc leblanc, scott m. Fruit flies in asia especially southeast asia species. Oriental fruit fly, bactrocera dorsalis hendel insecta. In addition, there are no reports to verify the role of gut symbionts in the b. Bactrocera dorsalis numbers were higher on grande comore than on the two other islands. Here, a tethered flight mill test demonstrated that b.
Bactrocera dorsalis was formerly known as dacus dorsalis. Thermal biology and seasonal population abundance of bactrocera. The subgeneric treatments have only partly adopted this latest change, but are indicated here to reflect the most modern dna based insights. Eeny083 oriental fruit fly, bactrocera dorsalis hendel insecta. Tephritidae, is considered a major economic threat in many regions worldwide. Bactrocera dorsalis wikispecies, free species directory.
August 2016 oriental fruit fly, bactrocera dorsalis, host list the berries, fruit, nuts and vegetables of the listed plant species are now considered host articles for b. Oriental fruit fly, bactrocera dorsalis, host list scientific. For the reference information in the synonymy of each korean bactrocera species, we tried to include as many korean references as possible but included only nonkorean references of taxonomic and agricultural significance. Insects free fulltext characterization and function. The other species occur in the south of the indian subcontinent and in south east asia. Abstract seasonal monitoring of fruit flies, bactrocera zonata and bactrocera dorsalis was carried out by collecting the. Bactrocera dorsalis dacudooverview eppo global database. Ecol soc jpn ed 2002 handbook of alien species in japan. Insights on pest management through identification ronniel d pedales12, joshua philippe f olorocisimo2, carla francesca f besa2, ace kevin s amarga3, ian kendrich c fontanilla2 1natural sciences research institute, 2institute of biology, university of the philippinesdiliman. Tephritidae 2 pupae pupation usually occurs within the olive fruit, but may occur in the soil depending on the time of year and number of generations. Bactrocera dorsalis is a member of the oriental fruit fly b. The oriental fruit fly, bactrocera dorsalis hendel diptera.
High genetic diversity in the offshore island populations of. National institutes of health the european molecular biology laboratory state secretariat for education, research and innovation seri. Molecular barcodes for philippine bactrocera diptera. Molecular characterization and functional analysis of bdfoxo. Seasonal monitoring of fruit fly, bactrocera zonata. Epicuticular chemistry reinforces the new taxonomic. Adults of the oriental fruit fly, bactrocera dorsalis hendel. Complex bactrocera dorsalis an evaluation of the species. Moreover, some of the novel mirnas and target genes are. The economic importance of the oriental fruit fly cannot be evaluated entirely from the standpoint of the actual damage to the various crops affected. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. The chemical ecology of the oriental fruit fly bactrocera. Lrd objectives of improving food security and wellbeing of member countries by promoting innovative extension approaches to communicate information and promote new technologies for the sustainable management of agricultural and forest resources. It is one of the major pest species in the genus bactrocera with a broad host range of cultivated and wild fruits.
Tephritidae introduction synonymy distribution description life history hosts and damage quarantine and management selected references introduction back to top the oriental fruit fly, bactrocera dorsalis hendel, is a very destructive pest of fruit in areas where. Bactrocera dorsalis, previously known as dacus dorsalis and commonly referred to as the oriental fruit fly, is a species of tephritid fruit fly that is endemic to southeast asia. The data generated using 454 technology will be edited, annotated and analyzed by cphst and ars staff. Material and methods study site the present research work was carried out during the year 2012 on the monitoring of guava fruitflies, bactrocera zonata. Ovipositor of the oriental fruit fly, bactrocera dorsalis hendel. Mating compatibility between bactrocera invadens and. The oriental fruit fly bactrocera dorsalis hendel, first reported in taiwan island, is one of the most destructive pests of fruits and vegetables around the world, causing huge economic losses. He described another series of taiwanese specimens as chaetodacus latifrons in 1915 and it is this name that has become so well known that application has been made to retain use of the younger name white and liquido, 1995. This project provides continued support for genome wide analysis of bactrocera dorsalis which contributes to objective 5 of the inhouse project. Pdf biology and morphometry of bactrocera dorsalis and.