It was found spreading in the cape peninsula by 1772. They are widely distributed in the northern hemisphere, their distribution mirroring that of plants in the pinaceae, the pine family, which includes most of their host trees. Larvae, mining down the axis of the tree, girdle the leader killing at least 2 and sometimes up to 4 years growth. Curculionidae, attacks seed cones of most eurasian pine species. Species limits and clinal variation in a widespread high andean furnariid. An empirical ecologicaltype model for predicting stone pine pinus pinea l. The recently established garden route national park grnp along the cape south coast of south africa occurs in a landscape where indigenous forests, fireprone fynbos shrublands and firesensitive plantations of alien invasive trees are interspersed. Overwintering adults of cone weevils feed on young branches. The induction of adult host preferences has been studied in insects with diverse ecologies, including parasitoids, flowervisitors and phytophagous species. Pissodes article about pissodes by the free dictionary. These markers will be useful to confirm the infraspecific phylogeographic patterns of this seedfeeding weevil, potential vector of the pitch canker disease of pine trees, thereby threatening their genetic resources. The number of alleles per locus ranged from 2 to and observed heterozygosity from 0. Zimmermann5 1departments of zoology and of botany, university of cape town, rondebosch, 7701, south africa 2department of zoology, university of cape town, rondebosch, 7701, south africa 3plant protection research institute, private. Checklist of beetles of the british isles, 2012 edition.
This workshop provided an opportunity for researchers and. All structured data from the file and property namespaces is available under the creative commons cc0 license. Pdf introduction and establishment of pissodes castaneus. Pdf characterization of fifteen microsatellite loci in. Buffbreasted earthcreeper upucerthia validirostris.
They also consume biannual elongating cones when they are nutrient and water rich. The white pine weevil pissodes strobi peck coleoptera. List of weevil curculionoidea species recorded in britain. Free photos animals photos crustaceans photos dartnose pear crab pyromaia cuspidata 448 to view or save this photo in high resolution, just click the photo to see the full imagethe full image is much higher quality and not pixelated. Biological control of alien, invasive pine trees pinus. Forests free fulltext pine pitch canker and insects. Pdf the pine weevils that occur in plantations of pinus spp. Behavioural responses of adult weevils to cone volatile emissions of swiss stone pine and to those of a common host, mountain pine pinus uncinata ram.
Along the mediterranean coast of spain the species is much fished for and sold cooked or salted zariquiey alvarez, 1968. Insects are considered the most important seed predators during the predispersal phase of seed. Read discrimination of eubazus hymenoptera, braconidae sibling species using geometric morphometrics analysis of wing venation, systematic entomology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at. For further characters to separate these formerly confused species see viedma 1972, 1973 and roudier 1988 and for keys to the european species see endrodi 1963 and freude et al. Proceedings of xi international symposium on biological control of weeds, 27 april2 may 2003, canberra, australia. Characterization of fifteen microsatellite loci in the cone and seedfeeding insect, pissodes validirostris, and. Tell a friend about us, add a link to this page, or visit the webmasters page for free fun content. Bhl relies on donations to provide free pdf downloads and other services. Seed and cone insects, as well as pathogenic fungi, reduce cone and seed production annila 1976, roques 1983, turgeon et al. Curculionidae volume 108 issue 7 judy bodenham, robert e. Pdf pissodes irroratus reitter 1899, a species from east. Abstract the pine cone weevil, pissodes validirostris gyll. Please try again and if the problem persists, please send us feedback. The panel on plant health performed a pest categorisation of the non.
We investigated this question for the first time in a coprophagous insect species. Pdf pissodes irroratus reitter, 1899 coleoptera, curculionidae, molytinae is. Pissodes is a genus of weevils described by ernst friedrich germar in 1817. Invasive plant species have similarly strong economic impacts. With the exception of the european pissodes validirostris, which develops. Why are seed cones of swiss stone pine pinus cembra not. Existing knowledge of the biology and behaviour of p. Cone weevil pissodes validirostris is the major cone pest of scotts pine pinus sylvestris var. From the late 1900s to the early 2000s a progressive loss of nut production was recorded in stone pine pinus pinea l. Anthonomus pomorum or the apple blossom weevil is a univoltine herbivore of apple trees, malus domestica. Determining the suitability of a european cone weevil, pissodes validirostris, for biological control of invasive pines in south africa. They do not recognize political boundaries and are free to move about wherever suitable host plants occur.
These aphids represent a major threat to the future viability of conifers as a forest resource in eastern and southern africa. Free photos animals photos crustaceans photos spotted cleaner shrimp periclimenes yucatanicus 1448 to view or save this photo in high resolution, just click the photo to see the full imagethe full image is much higher quality and not pixelated. Biology and behaviour of the white pine weevil pissodes. Fifteen microsatellite markers were developed for pissodes validirostris. Host plant specialization and resource use focus on p. An international journal of forest research, volume 21, issue 2, 1 ja. Image subid scientific name common name autid photographer org baseimgurl landscape description. An empirical ecologicaltype model for predicting stone. Pdf pissodes irroratus reitter 1899, a species from east russia. Elytra are with large yellowish spot behind the middle on each side. Extraction, thin layer chromatography, and gas chromatographymass spectrometry of young, mature, and senescent leaves of momordica cochinchinensis spreng revealed free fatty acids, representing a total of 82. In the related pissodes validirostris the majority of these scales are brown, smaller, elongate and more than 2 times longer than broad bevan, 1971.
In spring, weevils immigrate into colonize apple trees. For your reference, the confirmation number for this request is. Mediumsized, rather plain earthcreeper with long, strongly decurved bill. Furthermore, the pine cone weevil pissodes validirostris attacks p. Treehoppers can be controlled by applying insecticides. This is a list of 140 species in the genus pissodes, conifer weevils pissodes species. Can plantmicrobeinsect interactions enhance or inhibit. Curculionidae, was considered as the most promising candidate for biological control of invasive pines because it frequently destroys 80% of the annual cone crop in parts of europe, and 23 weevil larvae are enough to destroy a cone and all its seeds roques 1976. Curculionidae, is the only member of its genus feeding on the seed cones of pines, and in the iberian peninsula it is an important pest of pinus pinea linnaeus cones, causing economic losses.
Pinus pinaster is a popular topic in ecology because of its problematic growth and spread in south africa for the past 150 years after being imported into the region at the end of the 17th century 16851693. Checklist of beetles of the british isles 2nd edition edited by a. Invasive species are one of the greatest challenges for most ecosystems in the world. Biological control of alien, invasive pine trees pinus species in south africav. Upucerthia validirostris wikispecies, free species directory. The buffalo treehopper, stictocephala or ceresa bubalus, 6 to 8 mm 0.
Since 1968, three species of conifer aphids have been introduced into eastern and southern africa. Gbif global biodiversity information facility free and open access to biodiversity data occurrences species datasets publishers resources. For full access to this pdf, sign in to an existing account, or purchase an annual subscription. Longchain free fatty acids from momordica cochinchinensis. Files are available under licenses specified on their description page. Curculionidae is a major pest in spruce plantations in western canada. Adults overwinter in leaf litter of forests or hedgerows. Pdf fifteen microsatellite markers were developed for pissodes validirostris. The effects of insect larval diet on adult olfactory responses to hostplant or food volatiles are still debated. Parasitoid assemblage associated with a north american. Read insects on lodgepole pine in sweden current knowledge and potential risks, forest ecology and management on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Identification of the postlarval penaeus crustacea. Identification of the postlarval penaeus crustacea, decapoda, penaeidae appearing along shore waters. Curculionidae, attacks seed cones of most eurasian pine species, except these of swiss stone pine pinus cembra l.
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