Jacksonthe effect of ozone, nitrogen dioxide or nitric oxide fumigation of cereals on the rose grain aphid metopolophium dirhodum agric. An metopolophium dirhodum in nahilalakip ha genus nga metopolophium, ngan familia nga aphididae. Metopolophium dirhodum walker rose grass aphid, another adventive species, has been in the usa at least since 1910 foottit et al. After preliminary sections on species and sampling, the factors that induce the production of the different morphs of cereal aphids are considered. We investigated the sublethal effects of this herbicide on the aphid metopolophium dirhodum walker, using. In central europe, the most abundant aphid infesting the leaves of small grain cereals is metopolophium dirhodum walker homoptera. Aphididea from constantine, algeria article pdf available. Factors determining the pest status of the bird cherryoat. Plant oxidative status under ozone pollution as predictor for. The frequency of the length of the time interval weeks from heading to the date when maximum abundance of metopolophium dirhodum was recorded in particular subplots, 19922016.
Metopolophium dirhodum, the rosegrain aphid or rosegrass aphid, is a species of sapsucking insect in the family aphididae found worldwide. Aphididae newly recorded from australia, austral entomology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Longevity was unaffected by the level of fertilisation, but aphid intrinsic rate of increase and. The spatial distribution of canopyresident and ground. Evaluation of different isolates of entomopathogenic fungi. Its primary host is rose, and its secondary host is a grass, including cereals such as wheat, barley, oats and rye. Pdf analysis of the genetic diversity in metopolophium. Metopolophium dirhodum metodrdocuments eppo global database. Pdf evaluation of different isolates of entomopathogenic. The aim of the present study was to investigate the effect of seven entomopathogenic fungi aspergillus californicus, beauveria bassiana, fusarium oxysporium, metharizium flavoride, cladosporium cladosporioides, trichoderma viride and verticillium alfalfae against aphid insects.
In other european countries, especially in scandinavia, r. To obtain different developmental stages, adult aphids were inoculated onto fresh leaf discs, reproducing. Opie colony on leaf of wheat 2 winged individuals and their offspring metopolophium dirhodum walker coutin r. Summary field caged populations of metopolophium dirhodum were established on winter wheat cv. Interaction of cultural control with biological control of. The fourth instar and prereproductive adult appeared to be affected at temperatures below those for the younger instars. The influence of mixed aphid diets on larval performance. Aglomerular hemipteran antennal lobesbasic neuroanatomy. Dimboa levels found in aphids were lower in those plants and diets with higher dimboa levels. The selected entomopathogenic fungi were isolated from the. Ingestion of the benzoxazinone dimboa from wheat plants by. The maxima occurred 12 wk before heading black, at the time of heading white, or 16 wk after heading gray. Summer populations of the cereal aphid metopolophium dirhodum walker on winter wheat.
The biology and pest status of rhopalosiphum padi l. Summary aerial migrations of metopolophium dirhodum over europe in 1979 measured by suction traps at a height of 12. Aphididae, a new addition to the aphid fauna of north america article pdf available. The selected epf were isolated from the agricultural soil of the national institute of plant protection inpv in constantine, algeria, and were. Fungal endosymbionts affect aphid population size by.
Aphididae, on the wheat cultivars huntsman susceptible and rapi. It is requested that a photograph be included in this article to. Journal of the australian entomological society 23, 192. Pathogenicity of three entomopathogenic fungi, to the. Glyphosate is the number one herbicide in the world. Files are available under licenses specified on their description page. Pathogenicity of the fungus lecanicillium longisporum against sipha maydis and metopolophium dirhodum in laboratory conditions. Its spring and winter varieties, wide temperature tolerance and ability to grow. Analysis of the genetic diversity in metopolophium dirhodum walker hemiptera, aphididae by rapd markers. Effect of the sowing date and the aphid metopolophium dirhodum walker on the yield of cultivars of spring wheat triticum aestivum l. Field caged populations of metopolophium dirhodum were established on winter wheat cv. The biology and pest status of cereal aphids hemiptera. Jun 15, 2016 glyphosate is the number one herbicide in the world.
Aglomerular hemipteran antennal lobesbasic neuroanatomy of a. Aphid density was highest in 1972, lower in 1973 and lowest in 1974. We investigated, within two cereal fields in southern england, the withincanopy spatial distribution of the aphids sitobion avenae and metopolophium dirhodum in relation to crop yield and plant nitrogen. The economic importance of this pest has increased in recent years due to the increase in the area of maize cultivation. Effect of the sowing date and the aphid metopolophium dirhodum walker on the yield of cultivars of spring wheat triticum aestivum. The most commonly found species were macrosiphum avenae f. General information about metopolophium dirhodum metodr. The effects of five rates of nitrogen fertiliser applications on the performance of the cereal aphid metopolophium dirhodum on winter wheat, within the range of rates recommended for uk crops, were investigated over two seasons in fieldgrown crops and also on plants grown in the glasshouse. Annual variation in its seasonal dynamics was evaluated using a 25yr series of standardized weekly censuses of winter wheat plots. Pathogenicity of three entomopathogenic fungi, to the aphid.
Journal of entomology and nematology effect of infection. For this experiment the plant cultivar sam was tested. Small 35cm diameter petridishes or plastic pots, ventilated petridish or plastic pot lids ventilated with gauze covered ventilation holes,forceps, sharpened metal tube for cutting leaf discs diameter 2mm less than petridish, agar powder, fine pointed brush, beakers for test liquids, syringespipettes for liquids or weighing balance for solids, syringespipettes for making. We extended the study to investigate the spatial distribution of aphids that fell to, or returned from, the ground in order to estimate availability of the withincanopy. Aphididae newly recorded from australia carver, mary 19840801 00.
The nature of the effects of the aphids sitobion avenae and. Dynamics of serious pest of metopolophium dirhodum walk. Mainly cereals and grasses poaceae, but overwinters in cool climates on rose rosa spp. Pdf dynamics of serious pest of metopolophium dirhodum. Genetic variation in an introduced aphid pest metopolophium dirhodum in new zealand and relation to individuals from europe. Transgenic diseaseresistant wheat does not affect the clonal. Comparison of the epidemiology of metopolophium dirhodum and. Analysis of five metopolophium dirhodum lifehistory parameters on four different pm3btransgenic wheat lines and their respective nontransgenic controls wheat pair.
Pdf pathogenicity of three entomopathogenic fungi, to. Effect of temperature on the cereal aphids metopolophium. The epidemiology ofmetopolophium dirhodum and its natural enemies on winter wheat was studied from 1975 to 1979 inclusive. Download fulltext pdf evaluation of different isolates of entomopathogenic fungi against metopolophium dirhodum walker homoptera. Electroantennogram responses of the grain aphids sitobion. Individual lifehistory traits for rhopalosiphum padi and metopolophium dirhodum when feeding on lolium perenne infected by neotyphodium lolii grey or uninfected white. Dimboa levels found in aphids were lower in those plants and diets. A new distribution map is provided for metopolophium dirhodum walker aphidoidea. Development rates increased with temperature to a maximum at 20c for metopolophium dirhodum, 225c for macrosiphum avenae and 25c for r. Interaction of cultural control with biological control of metopolophium dirhodum walker on wheat.
An metopolophium dirhodum in uska species han insecta. New data are presented and the temporal occurrence of the aphid and its hostplants considered. Journal of entomology and nematology effect of infection by. Spikelet number and grain number were unaffected as they are normally determined by pre. Transgenic diseaseresistant wheat does not affect the. A fact from metopolophium dirhodum appeared on wikipedias main page in the did you know.
This bioassay screens for potential semiochemicals which are involved in host plant selection. The aim of the present study is to investigate the effect of three entomopathogenic fungi epf beauveria bassiana, cladosporium cladosporioides, and verticillium alfalfae on the aphid species, metopolophium dirhodum walker hemiptera. Ang metopolophium dirhodum sakop sa kahenera nga metopolophium sa kabanay nga aphididae. In poland it is common throughout the country szelegiewicz 1968. Pathogenicity of three entomopathogenic fungi, to the aphid species, metopolophium dirhodum walker hemiptera. Grandhotel and different varieties of border roses. Antibiosis in wheat interacts with crowding stress to. All structured data from the file and property namespaces is available under the creative commons cc0 license. The selected epf were isolated from the agricultural soil of the national institute of.
Effect of high temperature on the growth and reproduction. Subsequent spread across europe was gradual and northerly, with the largest populations occurring in east anglia in late july. The development, reproduction and longevity of corn aphids rhopalosiphum padi l. It is a hostalternating aphid, whose primary hosts are roses rosa l. Observations were conducted in four different sites in the green area of lublin in the years 20012003. Comparison of the epidemiology of metopolophium dirhodum. Neither the aphid al has any apparent glomeruli, although its somewhat heterogeneous texture suggests the. Aphididae along with sitobion avenae fabricius homoptera. Transgenic diseaseresistant wheat does not affect the clonal performance of the aphid metopolophium dirhodum walker. The population dynamics of the aphids, macrosiphum avenae. It is common and numerous in cereal crops, especially late season wheat personal observations, s. View enhanced pdf access article on wiley online library html view download pdf for offline viewing.
This study assesses the pathogenicity of metarhizium anisopliae isolate icipe 51 against different nymphal instars and adults of rhopalosiphum padi and metopolophium dirhodum and investigates effects of fungal infection on fecundity and intrinsic rate of aphid increase. Wheat nitrogen fertilisation effects on the performance of. The influence of wheat growth stage on yield reductions. Helms no static citation data no static citation data cite. This page was last edited on 14 september 2017, at 21. It is an important vector of the barley yellow dwarf virus bydv which causes serious reductions in yields of affected crops. Fraser oats were used to study populations of cereal aphids in 1972,1973 and 1974. Metopolophium species metopolophium dirhodum name synonyms acyrthosiphon dirhodum f. The nature of the effects of the aphids sitobion avenae. We investigated the sublethal effects of this herbicide on the aphid metopolophium dirhodum walker, using an agestage, twosex life table. Plant oxidative status under ozone pollution as predictor. Abstract we used a laboratory study to compare the performance of rose.
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