A key for separating program species tomicus piniperda from european exotics destruens and minor. Water stress affects tomicus destruens host pine preference and. Water stress affects tomicus destruens host pine preference and performance during the shoot feeding phase. Coexistence and competition between tomicus yunnanensis and t. Agnes horn, carole kerdelhue, francois lieutier and jean. Sydowia polyspora dominates fungal communities carried by two. In each season, half of the plants were allocated to each treatment. Pdf morphological separation of tomicus piniperda and t. Genetic structure and phylogeography of pine shoot beetle populations tomicus destruens and t. Tomicus destruens is a species of bark beetle that occurs throughout the mediterranean area and attacks pinus spp.
The distribution of two taxa are unknown as they have until recently been. Abandoned wood from forest work is the perfect material for tomicus destruens to reproduce and once the population density has reached high levels, it could become a real threat for other trees and forests. Tomicus piniperda occurs in lower frequency and prefers wet and cold areas of northcentral spain. Performance of tomicus yunnanensis and tomicus minor col.
Phenology of the larger european pine shoot beetle tomicus piniperda l. Aim, location tomicus coleoptera, scolytidae species are some of the principal pests of eurasian forest and are represented by three coexisting species in spain, tomicus piniperda linnaeus, 1758, tomicus destruens wollaston, 1865 and tomicus minor harting, 1834. Tomicus destruens, pinus brutia, pinus nigra, biology, western mediterranean. Forests free fulltext sydowia polyspora dominates fungal. Water stress affects tomicus destruens host pine preference. Mar 01, 2002 read population genetic structure of tomicus piniperda l. Scolytinae on different pine species and validation of t.
Pdf phylogeography of the eurasian pine shoot beetle. Its primary host plant is scots pine pinus sylvestris, but it also uses european black pine p. Pdf tomicus destruens wollaston coleoptera curculionidae is a serious threat to the stability of pine forests in the mediterranean region and. Responses of the mediterranean pine shoot beetle tomicus destruens wollaston to pine shoot and bark volatiles. Unfortunately, because of the similarity of the two species, much of the biological information available on t. Sydowia polyspora dominates fungal communities carried by two tomicus species in pine plantations threatened by fusarium circinatum by e. Water stress affects tomicus destruens host pine preference and performance. In northeastern italy, tomicus destruens wollaston initiates spring flight when daily mean temperatures exceed 12c faccoli et al. May 01, 2006 read distribution and population genetic structure of the mediterranean pine shoot beetle tomicus destruens in the iberian peninsula and southern france, agricultural and forest entomology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Employing the use of the force of government by a religious group or sect in order to impose a belief system, behavior system, or series of customs on members of a society or collection of societies under the premise that it is a gods will. Attack pattern and reproductive ecology of tomicus. Tomicus species coleoptera, scolytidae are important pests of pine forest in eurasia, europe and the mediterranean, with the common pine shoot beetle tomicus piniperda reported to be the second most destructive shootfeeding species in europe. May 27, 2016 water stress affects tomicus destruens host pine preference and performance during the shoot feeding phase. They are distributed throughout most of the palearctic region since their first appearance in north america in the 1990s.
Bark beetles coleoptera, scolytinae carry a diverse filamentous fungal community sometimes acting as vectors or carriers of phytopathogens. The mediterranean pine shoot beetle tomicus destruens is one of the most damaging bark beetles attacking mediterranean pine forests in southern europe and north africa. Pdf life cycle of tomicus destruens in a pine forest of central italy. Phylogeographic structure and past history of the circum.
We studied the attractiveness of the host volatiles. Pine shoot beetle tomicus destruens is an insect pest. Special attention must be paid to the periods of intense and prolonged drought, as they influence tomicus sp. Apr 29, 2009 tomicus piniperda is an economically important pine bark beetle infesting european pinus spp. Tomicus destruens attacks the entire bole of small diameter pines and confines its attacks to the thin barked portions of the upper. The effect of water stress on host selection and performance during the shoot feeding phase, by the mediterranean pine shoot beetle tomicus destruens, was studied. Tomicus destruens is considered a primary or aggressive species that causes damage. Presentation mode open print download current view. In his magnum opus, systema naturae, he writes habitat in europae ramulis inferioribus pini quos perforat, exsiccat, unde naturae hortulanus in hac arbore. Abstract tomicus are among the most dangerous pine pests.
In this paper we assess the genetic structure of some italian tomicus populations, and the. Faccoli have been reporte d to kill healthy trees during bole. Leaflet in pdf format that can be downloaded by clicking on the image. Aim, location tomicus coleoptera, scolytidae species are some of the principal pests of eurasian forest and are represented by three coexisting species in spain, tomicus piniperda linnaeus. Scolytinae were examined when they coexisted together in living yunnan pine trees pinus yunnanensis franchet in yunnan province in southwest china. We sequenced and analyzed 797 bp of the mitochondrial genome from individuals obtained from 34. Article ethanolaccumulationduringseveredroughtmaysignaltree vulnerabilitytodetectionandattackbybarkbeetles rickg. Tomicus minor seemed to be in an inferior position in the competition with t. All the sequences obtained in this work and those downloaded from. Two pine shoot beetles, tomicus yunnanensis and tomicus minor, are the most destructive pests of pinus yunnanensis in southwestern china.
In this study, mycobiota carried by two tomicus species tomicus piniperda and tomicus destruens were investigated through i morphological and molecular identification of taxa. Population genetic structure of tomicus piniperda l. The genus tomicus was established by latreille in 1802 latreille, 1802, but linnaeus described its oldest species as dermestes piniperda in 1758 linnaeus, 1758. Phylogeography of the eurasian pine shoot beetle tomicus piniperda coleoptera. Semiochemically induced inhibition of behaviour of tomicus destruens woll. It is one of the most destructive shootfeeding species in northern europe. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Tomicus destruens mediterranean pine shoot beetle econex. Complex postglacial history of the temperate bark beetle tomicus. Life cycle of tomicus destruens in a pine forest of central italy. Tomicus destruens is the predominant species in spain, living in low and hot areas.
They cause damage to species of the pinus, abies, larix and picea genus they are distributed throughout most of the palearctic region since their first appearance in north america in the 1990s. Pine shoot beetle, tomicus destruens pest tracker caps. Common pine shoot beetles tomicus piniperda and other species of. Distribution and population genetic structure of the. Competition and cooperation between bark beetles, tomicus yunnanensis kirkendall and faccoli and tomicus minor hartig coleoptera. Oct 21, 2014 we used hierarchical lineages obtained using the nested cladistic analysis nca of the mitochondrial dna mtdna haplotypes of the bark beetle species tomicus destruens, for modelling the distribution by maximum entropy using environmental and host variables along the whole mediterranean basin. Linneo, 1758 y tomicus destruens wollaston, 1856 han sido consideradas.
Aug 14, 2008 the pine shoot beetle tomicus destruens has two dispersal phases per generation. Number of plants used in the host preference trials. They cause damage to species of the pinus, abies, larix and picea genus. Young potted pinus pinaster plants were subjected to two water supply regimes. Pdf descriptive biogeography of tomicus coleoptera. The internal transcribed spacers its1 and its2 of the rdna. Pdf life cycle of tomicus destruens in a pine forest of. In the first, mature adults move toward trunks of dying pines to lay eggs. Tomicus species are univoltine and have two dispersal phases per generation. We also identified the pheromonal aspects of beetles by static solid phase microextraction spme and hindgut extraction.
Responses of the mediterranean pine shoot beetle tomicus. Tomicus destruens in the mediterranean region, which differs in details of ecology, infesting. No antennal responses of the tomicus species were observed to green leaf. Tomicus piniperda common pine shoot beetle is a bark beetle native throughout europe, northwestern africa, and northern asia. Tomicus piniperda is an economically important pine bark beetle infesting european pinus spp. We investigated behavioral responses within and between these two species during the shootfeeding phase using walking bioassays. Several studies focused on the bark beetle tomicus destruens wollaston.
The tomicus genus is composed of seven species of coleoptera from the subfamily scolytinae curculionidae. Species closely related to tomicus piniperda include tomicus minor lesser pine shoot beetle, with a similar distribution but ecologically separated, using standing dead pines and with its breeding galleries across the grain, not parallel to it. Complex postglacial history of the temperate bark beetle. After the mixture of two beetle species, composed of 55% t. Moreover, the natural ranges of the two species overlap in portions. Semiochemically induced inhibition of behaviour of tomicus. Pierre rossi, predicting the distribution of the two bark beetles tomicus destruens and tomicus piniperda in europe and the mediterranean region, agricultural and forest entomology, 14, 4, 358366, 2012. The international movement of nonnative forest insects is a threat to forest sustainability worldwide. Ethanol accumulation during severe drought may signal tree.
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