Dendroctonus definition of dendroctonus by the free. Proper usage and audio pronunciation of the word dendroctonus. Read genetic diversity and biogeography of red turpentine beetle dendroctonus valens in its native and invasive regions, insect science on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Europe pmc is an archive of life sciences journal literature. We use pyrosequencing to characterize the gut bacterial. Quantitative variation and biosynthesis of hindgut volatiles. Antennal transcriptome analysis of odorant reception genes in. In 1999, it was found in hebei province and by 2003 this bark beetle had spread to 85 counties in 3 provinces of northern china covering an area of more than 700 000 ha causing damage to. Root pieces, bark and surrounding soil to them were taken.
Several studies suggest that some bark beetle like to attack large trees. The introduced red turpentine beetle, dendroctonus valens leconte, is one of the most economically important forest pests in the peoples republic of china, having killed more than 6 million pines in recent years. It is by usda forest service ogden at usda forest service. We describe four morphological types of sensilla on the antenna of d. May 19, 2015 dendroctonus valens leconte was introduced from north america to china and has killed millions of healthy pines there. This page was last edited on 20 december 2019, at 09. Red turpentine beetle dendroctonus valens the red turpentine beetle rtb is a member of the bark beetle family found in pine forests throughout nevada.
General information about dendroctonus valens dencva eppo global database. Scolytidae in the peoples republic of china volume 5 issue 5 jianghua sun, nancy e. Gut microbiota are ubiquitous for insect herbivores and are often critical to insect biological performance and ecological functioning, such as augmentation of nutritional availability 1,2,3, protection of insects from pathogens and parasites 4,5, facilitation of pheromone production 6,7, and detoxification of harmful toxins produced by the host plant defense system 8,9. The red turpentine beetle, dendroctonus valens leconte eaton and lara 1967, smith 1961, occurs in practically all pine forests of the united states and canada except in the southeastern and gulf states. Fernanda lopez 1 viviana cerrillo 1 zulema gomez 1 m. Trapping with semiochemicals and pheromones was deployed in d. Verbenone interrupts attraction to host volatiles and reduces. Dendroctonus valens is a very destructive forest pest in china, and harbors a large diversity and abundance of gut microorganisms. The microorganisms may also be involved in immunity processes in some beetle species14. Dendroctonus frontalis and several other species of dendroctonus and ips bark beetles have been found to produce 2phenylethanol in small amounts renwick et al. Comparative analysis of the immune system of an invasive bark.
It attacks all species of pine within its range and occasionally spruce and larch. Categorization of dendroctonus valens dencva this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. It is native to north america and was accidentally introduced. Dendroctonus valens european and mediterranean plant. Proceedings of the eec seminar on the biological control of bark beetles dendroctonus micans, brussels, belgium, 8797. See our policy to learn more about the cookies we use. Dendroctonus valens, the red turpentine beetle, is a species of bark beetle native to the forests. Red turpentine beetle rtb, dendroctonus valens leconte, is an invasive pest. The red turpentine beetle, dendroctonus valens leconte coleoptera. All structured data from the file and property namespaces is available under the creative commons cc0 license. Colonization patterns of the red turpentine beetle.
The rearing of rhizophagus grandis and its release against dendroctonus micans in the united kingdom. This insect was designated as the type species of the genus dendroctonus, when erichson described the genus in 1836. Report prepared for usda forest service international programs. Gut bacterial communities of dendroctonus valens and.
Aug 01, 2008 read colonization patterns of the red turpentine beetle, dendroctonus valens coleoptera. Dendroctonus micans in britain its biology and control. Southern pine beetle, dendroctonus frontalis coleoptera. Bacterial community and nitrogen fixation in the red turpentine beetle, dendroctonus valens leconte coleoptera. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Differential production of and the response to ipsenol and ipsdienol reduce. Dendroctonus valens is a destructive forest pest in china. Dendroctonus valens and hylastes porculus valposcholar. A new species of bark beetle, dendroctonus mesoamericanus.
Curculionidae, in the luliang mountains, china, insect science on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Insects including root collar weevil hylobius radicis, pales weevil h. The red turpentine beetle is a common pest of forest, shade and park trees of pole size or larger. Host pine defensive chemicals can protect the pines from attack by the holobiont. Host pine defensive chemicals can protect the pines from attack by. 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. Jun 20, 2009 the red turpentine beetle, dendroctonus valens leconte coleoptera. Scolytinae cytochrome p450s display tissue specificity and responses to host terpenoids. Antennal transcriptome analysis of odorant reception genes. The invasive red turpentine beetle rtb, dendroctonus valens. Dendroctonus definition is a genus of small bark beetles that are especially destructive to mature coniferous trees and that have a large prothorax, short clubbed elbowed antennae, serrated tibiae, and spiny elytra. Shibayama 2 olgaarciniega 1 gerardo zuniga 1 introduction bark beetle colonization action is a biotic stress to the host, which responds to this action by secreting oleoresin. Bacterial and fungal symbionts of parasitic dendroctonus.
Dendroctonus bark beetles are a worldwide significant pest of conifers. It attacks all species of pines in the state, though is rarely a significant pest of any of them. Generally, these species colonize and kill only trees weakened by drought, disease, or damage, thereby favoring the regeneration and succession of forests. Illustrated key to species of genus dendroctonus coleoptera. Recently, this species was accidentally introduced to china, where it has caused severe damage in pine forests. Continuing to use this website means you agree to our use of cookies.
Gillette, zhengwan miao, le kang, zhongning zhang, donald r. Verbenone interrupts attraction to host volatiles and. Dendroctonus valens leconte, an invasive forest pest, is highly dependent on its olfactory system for activities such as host seeking, mating, oviposition and population aggregation. Gutassociated bacteria of dendroctonus valens and their.
Annals of the entomological society of america 12 p. Page designed through the cooperative efforts of interagency itis teams. Bacterial volatile ammonia regulates the consumption. Information about dendroctonus in the dictionary, synonyms and antonyms.
For such treekilling species, how to initiate a volatilemediated mass attack is of great importance during the course of establishment. Pdf bacterial community and nitrogen fixation in the red. Hosted by the usgs core science analytics and synthesis. Dendroctonus definition is a genus of small bark beetles that are especially destructive to mature coniferous trees and that have a large prothorax, short clubbed. The introduced red turpentine beetle, dendroctonus valens leconte, is one of the most economically important forest pests in the peoples republic of china, having killed more than 6 million pines. Monoterpene variation mediated attack preference evolution of the. Comparative analysis of the immune system of an invasive. When these aphids are free living, they respond readily to their. Dendroctonus valens leconte was introduced from north america to china and has killed millions of healthy pines there. Gut bacterial communities of dendroctonus valens and d. Dendroctonus bark beetles comprise 20 taxonomically recognized species, which are one of the most destructive pine forest pests in north and central america, and eurasia. The exposure to plant defense chemicals has negative effects on insect feeding activity and modifies insect gut microbial community composition.
Red turpentine beetle dendroctonus valens nevada division. It includes several species notorious for destroying trees in the forests of north america. Bacterial community and nitrogen fixation in the red. The red turpentine beetle rtb, dendroctonus valens leconte, is a destructive invasive forest pest in china. Dendroctonus valens, invasive species, invasiveness, ipm, leptographium. Sexual variation of bacterial microbiota of dendroctonus valens guts and frass in relation to verbenone production article pdf available in journal of insect physiology 95 december 2016 with. The pinus spp were selected by presented damage signs by d. Consultation on the red turpentine beetle, dendroctonus valens, in shanxi province, pr china, july 17, 2001. Bark beetles in the genus dendroctonus b 379 setae equipped with projections pointed backward to the base, or away from the point that cause them to remain imbedded once contact with them is made. Dendroctonus valens, the red turpentine beetle, is a species of bark beetle native to the forests of north america, mexico, guatemala and honduras. The role of dendroctonus valens and its vectored fungi in the mortality of ponderosa pine. This insect was designated as the type species of the genus dendroctonus, when erichson described the genus in. Several studies have documented the microbiota associated with these bark beetles, but little is known regarding how the gut bacterial communities change across host range distribution.
However, it is not a legal authority for statutory or regulatory purposes. Dendroctonus synonyms, dendroctonus pronunciation, dendroctonus translation, english dictionary definition of dendroctonus. Dendroctonus valens, considered a secondary bark beetle in its native, north america, has caused unprecedented tree mortality in china. In its native range it causes little damage, but in china it is a destructive pest and has killed more than six million pine trees. The red turpentine beetle, dendroctonus valens leconte. Quantitative variation and biosynthesis of hindgut. Scolytidae, originating from north america was introduced into china counties of yangcheng and xinshui shanxi province in the early 1980s. Dendroctonus valens dencvaoverview eppo global database. Scolytinae, in southern mexico and central america.
Aug 01, 2008 read genetic diversity and biogeography of red turpentine beetle dendroctonus valens in its native and invasive regions, insect science on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. We do not use these to store personal information about you. Samples were taken in several states of mexico from 2008 to 2012. Image 1468147 is of red turpentine beetle dendroctonus valens features on ponderosa pine. It includes several species notorious for destroying trees in.
Red turpentine beetle, dendroctonus valens leconte, is a common bark beetle spe cies found. The antennae are the primary olfactory organs in bark beetles. Information and translations of dendroctonus in the most comprehensive dictionary definitions resource on the web. It belongs to a group of beetles that spend most of their lives between the tree bark and sapwood. Verbenone interrupts attraction to host volatiles and reduces attack on pinus tabuliformis pinaceae by dendroctonus valens coleoptera. Insects and diseases of mediterranean forest systems. Wherever host species are found in idaho and montana. It is considered to be a secondary pest and is often associated with more aggressive bark beetle species. Native bark beetles and wood borers in mediterranean forests of. Author information1hubei collaborative innovation center for green transformation of bioresources, college of life sciences, hubei. Curculionidae, in the luliang mountains, china, insect science on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at. Scolytidae, is a common pest of pines in its native range in north and central america eaton and lara 1967.
Read colonization patterns of the red turpentine beetle, dendroctonus valens coleoptera. Pdf an exotic invasive pest of pines, the red turpentine beetle. Revealing the gut bacteriome of dendroctonus bark beetles. Pdf ophiostomatoid fungi associated with the invasive pine. In the western pine beetle, dendroctonus brevicomis, a multicomponent pheromone complex has been identified as a sex and aggregation mixture containing three compounds, one produced by the female, one produced by the male, and a third component contributed by the pine tree itself fig. Can infest any pine species and is infrequently found in other conifers. The red turpentine beetle rtb, dendroctonus valens leconte coleoptera. Scolytinae, colonizes all pines species within its native range throughout north and central america. Bacterial and fungal symbionts of parasitic dendroctonus bark. Dendroctonus valens was introduced into china in the early 1980s, where it aggressively kills pine species native to china 3032. A new species of bark beetle, dendroctonus mesoamericanus sp. Diversity, midgut location, and response to alfapinene enantiomers m.
Bark beetles are the most important mortality agent in coniferous forests, and pheromones play important roles in their management. Dendroctonus valens dencvacategorization eppo global. There is an urgent need to develop effective behavioral chemicals to monitor and control d. Antennal morphology and sensilla ultrastructure of. Surveying the endomicrobiome and ectomicrobiome of bark. The red turpentine beetle, dendroctonus valens coleoptera. Files are available under licenses specified on their description page. In this work we report nine species of gamasid mites associated with dendroctonus valens. This genus comprises 20 species found in north and central america, and eurasia. It has been introduced to china where it has become invasive. Department of agriculture, agriculture handbook no. Xu l1, zhang y2, zhang s3, deng j4, lu m5, zhang l6, zhang j7. Pdf the red turpentine beetle, dendroctonus valens leconte.
Dendroctonus definition of dendroctonus by the free dictionary. Dendroctonus genus of small bark beetles destructive especially to mature conifers genus dendroctonus arthropod genus a genus of arthropods. Comparative analysis of the immune system of an invasive bark beetle, dendroctonus valens, infected by an entomopathogenic fungus. Dendroctonus is placed under hylurgini by biolib and under tomicina by insectoid.
Sexual variation of bacterial microbiota of dendroctonus. Bark beetle, dendroctonus valens, exotic pest, outbreak, pinus tabuliformis. Dendroctonus definition of dendroctonus by merriamwebster. Species of the genus dendroctonus erichson, 1836 are among the most important agents affecting the ecology and health of conifer forests in the northern hemisphere. Red turpentine beetle dendroctonus valens leconte request pdf.
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