Although D. noxia feeds on leaves and flowers/seedheads of grasses, it appears to inject a polypeptide toxin that affects the entire plant (Hewitt et al., ). The Russian wheat aphid, Diuraphis noxia Kurdjumov, is one of the most important pests of small grains throughout the temperate regions of. The genome of Diuraphis noxia, a global aphid pest of small grains. Nicholson SJ(1)(2), Nickerson ML(3), Dean M(4), Song Y(5), Hoyt PR(6).

Author: Nikocage Juzragore
Country: Algeria
Language: English (Spanish)
Genre: Photos
Published (Last): 14 March 2006
Pages: 459
PDF File Size: 2.91 Mb
ePub File Size: 12.63 Mb
ISBN: 549-5-94711-407-4
Downloads: 21980
Price: Free* [*Free Regsitration Required]
Uploader: Zumi

Russian wheat aphid

Inheritance of resistance in two Triticum aestivum lines to Russian wheat aphid Homoptera: Plant resistance to aphid feeding: Resistance to foliar damage symptoms correlated well with resistance to yield loss Calhoun et al. Spring wheat diyraphis greatest yield loss when attacked during tillering to boot stage; winter wheat suffers greatest loss after vernalization Gray et al.

Alate Russian wheat aphids fly to plants in new areas to establish new colonies. The endosymbiont Noxka of the aphid Diuraphis noxia contains all the genes of the tryptophan biosynthetic pathway. Aphididae and other cereal aphids on cool-season perennial grass accessions.

The majority of aphids, including A. Journal of Applied Entomology, 5: Aphididaea new United States wheat pest. Resistance genes in wheat appear to function in a biotype-specific manner with single genes providing resistance to one or more biotypes Puterka et al.

Thus, running irrigation furrows from north to south where possible in regions with marginal winter noxis for Boxia. The genomic scaffolds covered , bases, including 98, Ns representing unsequenced gaps. Interactions of Russian wheat aphid, a hymenopterous parasitoid and resistant and susceptible slender wheatgrasses. Russian wheat aphids feed on phloem from plants, using their stylet mouth parts to pierce the plant material.


Table S9, Additional file However, some workers e. Journal of the Kansas Entomological Society, 66 1: Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. P and Sloderbeck, Other Physical Features ectothermic heterothermic bilateral symmetry Sexual Dimorphism sexes alike Average length 1.

Nymphs and apterous adults are rarely captured in suction traps and are caught much less than alate adults in yellow pan traps and sticky traps Labonne et al. Biological control of Diuraphis noxia Homoptera: Entomological Society of Duraphis members Sign in via society site.

Forecasting the favourableness of the Australian environment for the Russian wheat aphid, Diuraphis diuraphi Homoptera: Russian wheat aphids are able to survive in a variety of habitats as a result of their ability to withstand a wide range of temperatures.

Aphididae and effect on germination, growth, and yield of wheat and barley. Yu and Liang described 17 species of coccinellid attacking D. National Center for Biotechnology InformationU. Bioassay of four entomophthoralean fungi Entomophthorales against Diuraphis noxia and Metopolophium dirhodum Homoptera: Concatenated alignments were used to construct a maximum-likelihood phylogeny by neighbor-joining analysis over 1, replicates, also using the CLC genomics workbench v.


In the United States, the Russian wheat aphid has caused many significant economic losses. Figure S1wherein D. Substantial sequence variation was also noted between A. Animals with bilateral symmetry have dorsal and ventral sides, as well as anterior and posterior ends.

ADW: Diuraphis noxia: INFORMATION

We performed a phylogenetic analysis of CYP noxla sequences from D. Venn diagrams describing orthology relationships between D. The aphid further increases the nutritional drainage of the host plant through eliciting an increase in essential amino acid in the phloem sap by triggering a breakdown of proteins in the host plant.

Journal of the Entomological Society of British Columbia, The genetic mechanisms of resistance in various accessions has been investigated Du Toit, ; Nkongolo et al. The transposable elements of the Drosophila melanogaster euchromatin: Delaying planting beyond the period at the beginning of a season nocia alate D. Email alerts New issue alert.

Environmental Entomology, 22 4: Furthermore, a wide variety of predators and parasitoids attack cereal aphids, and many of these have been reported in association with D. Chemoreceptors Chemoreception genes are critical in perceiving taste and odor stimuli in order to locate appropriate food sources and establish feeding.