Summer populations of the cereal aphid metopolophium dirhodum. Comparison of the epidemiology of metopolophium dirhodum and. Subsequent spread across europe was gradual and northerly, with the largest populations occurring in east anglia in late july. The rate of parasitism at the time of peak aphid numbers at lincoln was approximately 50% in winter barley and 100% in spring barley. Low this article has been rated as lowimportance on the. Frontiers rapid responses of winter aphidparasitoid. Analysis of the genetic diversity in metopolophium dirhodum walker. Metopolophium dirhodum, the rosegrain aphid or rosegrass aphid, is a species of. Odorant binding proteins obps of insects play a critical role in chemical perceptions and choice of insect host plant. The secreted salivary proteins from two cereal aphid species, sitobion avenae and metopolophium dirhodum, were collected from artificial diets and analysed by tandem mass spectrometry. Summary aerial migrations of metopolophium dirhodum over europe in 1979 measured by suction traps at a height of 12.
Molecular and functional characterization of one odorant. Summer populations of the cereal aphid metopolophium dirhodum walker on winter wheat. Studies of elemental composition as a biological marker in. Annual variation in the abundance of metopolophium dirhodum, sitobion avenae, and rhopalosiphum padi on leaves of. Analysis of the genetic diversity in metopolophium dirhodum walker hemiptera, aphididae by rapd markers. The economic importance of this pest has increased in recent years due to the increase in the area of maize cultivation. Aphididae the sudden decline following the peak in population abundance of aphids on crops of small grain cereals is attributed to the joint effect of natural enemies and plant senescence. Opie colony on leaf of wheat 2 winged individuals and their offspring metopolophium dirhodum walker coutin r. Metopolophium dirhodum, high temperature, survival, dropping off, global warming. Wheat also interacts with beneficial insects, for example aphidius rhopalosiphi hymenoptera. Electroantennogram responses of the grain aphids sitobion avenae f. This paper reports on the development of a simple and robust preference meter developed inhouse to score the host choice behavior of apterous aphids. Bemisia tabaci is a notorious insect pest which can damage more than 600 plant species.
Both species reached their highest numbers in maize stage bbch 16 29 and 22 individuals per plant in 2009 and 2011, respectively. We investigated, over the course of 2 years, the spatial distribution and abundance of two species of aphid, metopolophium dirhodum and sitobion avenae, and predatory species of carabid. Why is there no impact of the host species on the cold. Aphid abundance in replicates sown at successive dates peaked within a period of 59 days 106171 day degrees above. Keep in mind that the search is only based on the full taxon name. Population density of the rosegrain aphid, metopolophium dirhodum, on four cereal species. Cecidomyiidae and wheat bulb fly delia coarctata diptera. Five predator species in colonies of leaf aphids in wheat, over two years of research were identified. Opie apterous adults and nymphs on wheat to read this page in french. To distinguish between these causes, a four year experiment was established in which the numbers of metopolophium dirhodum walker infesting spring wheat plots sown from april to june at c. Information is given on the geographical distribution in europe, belarus, belgium, bulgaria, croatia, czech republic, denmark, finland, france, germany, greece, hungary, ireland, italy, latvia, lithuania. Metopolophium species metopolophium dirhodum name synonyms acyrthosiphon dirhodum f. Effect of the sowing date and the aphid metopolophium dirhodum walker on the yield of cultivars of spring wheat triticum aestivum l. The english grain aphid sitobion avenae fabricius, the bird cherry oat aphid rhopalosiphum padi l.
In winter months, three cereal aphid species are present in the cereal fields of northern france. There are examples of hostraces within cereals aphids, but their occurrence in rose grain aphid, metopolophium dirhodum walker, 1849, has not been. Summary the population dynamics of metopolophium dirhodum were studied on winter wheat seedlings at constant 10c, 15c, 20c, 25c and 30c and. Does the presence of grassy strips and landscape grain. With this tool, the preferences of two important cereal aphids sitobion avenae fab. To subscribe, please contact journals subscriptions department, email. However, during our wheat field survey in wenshang county of shangdong province, china, we observed that aphis gossypii can feed on wheat.
The purpose of the present study was to evaluate the. Its primary host is rose, and its secondary host is a grass, including cereals such as wheat, barley, oats and rye. Media in category metopolophium dirhodumthis category contains only the following file. This article is within the scope of wikiproject insects, a collaborative effort to improve the coverage of insects on wikipedia. Effect of temperature on the cereal aphids metopolophium. Predicting maximum abundance of metopolophium dirhodum in central europe, the most abundant aphid infesting the. Metopolophium dirhodum walker, 1849 is an important pest of cereals, not only because of the direct damage that this aphid causes by sap suction but also indirectly by transmission of plant virus and losses in cereal production are reported between 7% 17 % 1. Aphididae newly recorded from australia carver, mary 19840801 00. First records and comparative notes of twelve aphidiid. Application for consent to release a gmo higher plants. Aphids associated with shrubs, herbaceous plants and crops in the maltese archipelago hemiptera, aphidoidea authors. Effects of temperature, feeding position and crop growth stage on. Pseudococcus longispinus, oat aphid rhopalosiphumpadi, rosegrain aphid metopolophium dirhodum, soybean aphid aphis glycines, tuber mealybug pseudococcusviburni, turnip aphid lipaphispseudobrassicae and woolly apple aphid eriosoma lanigerum. Abstractaphid populations show periodic fluctuations and many causes are attributed to their dynamic.
Advances in entomology ae journal information subscriptions the advances in entomology online at scientific research publishing, is published quarterly by scientific. Annual variation in the abundance of metopolophium dirhodum, sitobion avenae, and rhopalosiphum padi on. Ang metopolophium dirhodum sakop sa kahenera nga metopolophium sa kabanay nga aphididae. Heterogeneity in the second internal transcribed spacer. Rhopalosiphum padi metopolophium dirhodum sitobion. Host plant age and population development of a cereal aphid, metopolophium dirhodum hemiptera. Metopolophium dirhodum, the orange wheat blossom midge, sitodiplosis mosellana diptera. Genetic variation in an introduced aphid pest metopolophium dirhodum in new zealand and relation to individuals from europe. Enter the name or part of a name you wish to search for. An metopolophium dirhodum in nahilalakip ha genus nga metopolophium, ngan familia nga aphididae. Mifsud, david mangion, marija azzopardi, erika espadaler, xavier cuesta segura, david watson, gillian w. Rose grain aphid metopolophium dirhodum walker nematodes potato cyst nematode globodera rostochiensis wollenweber g. Pdf analysis of the genetic diversity in metopolophium. Agronomy free fulltext wheat nitrogen fertilisation.
We investigated the regulation by temperature of the aphid populations composed of metopolophium dirhodum, sitobion avenae, and rhopalosiphum padi on winter wheat using a 24 years long time series data. Preference of cereal aphids for different varieties of. Files are available under licenses specified on their description page. Dynamics of serious pest of metopolophium dirhodum walk. Aphid populations show periodic fluctuations and many causes are attributed to their dynamic. On the weed vegetation from poaceae family, in 2012 and 20 the same aphids species are found, except metopolophium dirhodum walk. Both species have since remained present in the network, although at variable relative abundances. Protein identification was performed by searching ms data against the official protein set from the current pea aphid acyrthosiphon pisum genome assembly and revealed 12 and 7 proteins in the saliva of s. Risk assessment of genetically engineered maize resistant. A 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 know more row more xii wheat contents table of contents feedback national 4. The effect of heat stress on the survival of the rose grain aphid.
Aphids were predominantly represented by the bird cherryoat aphid rhopalosiphum padi and the rosegrain aphid metopolophium dirhodum. This page was last edited on 14 september 2017, at 21. Start this article has been rated as startclass on the projects quality scale. Rose grain aphid metopolophium dirhodum walker is one of the most important pests on cereals in poland. Energydispersive xray spectrometry was used to make quantitative determinations of the elemental composition of plasmaashed apterous individuals of rhopalosiphum padi l. An metopolophium dirhodum in uska species han insecta. Development rates increased with temperature to a maximum at 20c for metopolophium dirhodum, 225c for macrosiphum avenae and 25c for r. The effect of temperature within the range 1030c on metopolophium dirhodum wlk. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks. All structured data from the file and property namespaces is available under the creative commons cc0 license. Abstract metopolophium dirhodum walker, the rosegrain aphid, is recorded. Mainly cereals and grasses poaceae, but overwinters in cool climates on rose rosa spp. Find support for a specific problem on the support section of our website. Host plant age and population development of a cereal.
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