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).

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J Plant Growth Regul. The current practice in much of the western USA is to plough under all crop residues diuraphsi strictly control non-crop plants with herbicides.

Nevertheless, the genome of D. Russian wheat aphids are also parasitized by many parasitoid wasp species. Occurrence of a new Russian wheat aphid biotype in Colorado.

Russian wheat aphid on wheat-Ethiopia. Duration of infestation may have more impact than aphid density on yield loss Burd and Burton, ; Kieckhefer and Gellner, A response model for an introduced pest — the Russian wheat aphid Homoptera: Extensive Ace2 duplication and multiple mutations noxja Ace1 and Ace2 are related with high level of organophosphates resistance in Aphis gossypii.

Characterization of eight Russian wheat aphid Hemiptera: Implication and evaluation diura;his natural enemies. Aphididaeunder controlled conditions. Acta Fytotechnica et Zootechnica, 8 3: As a result of previous infestation, the recovering plants are more efficient in carbon assimilation that results in increased relative growth rates and compensates for the leaf damages during aphid infestation.


Russian wheat aphid RWA in China. On the other hand, Larson et al.

Summary of transposable and repetitive elements in the D. Found in northern North America and northern Europe or Asia. On average during temperatures between 15 and 21 degrees Celsius, a mature Russian wheat aphid can produce up to 1. Journal of Economic Entomology, 84 6: Russian wheat aphid Diuraphis noxia in South Africa.

Pest Management Science, diugaphis The remaining absent proteins may represent unassembled portions of the D.

The genome of Diuraphis noxia, a global aphid pest of small grains

Relative susceptibility of different wheat varieties to aphid infestation. Southwestern Entomologist, 18 1: Behavioral and physiological responses of Diaeretiella rapae to semiochemicals. Since its introduction init has also become the major pest of wheat in South Africa Walters et al.

Diuraphis noxia Kurdjumov – a bibliography on the Russian wheat aphid However, RNAseq read mapping revealed the expression of six telomere-related proteins present in the D.

Journal of Economic Entomology, 83 3: Comparisons of gene copies per ortholog group between D. Therioaphis trifolii spotted alfalfa aphid and Chromaphis juglandicola walnut aphid Laing and Hamai, Syrphids were associated with D. From that point forward, aphids developed host-specific relationships through use of specialized piercing-sucking mouth parts that penetrate plant tissues to feed upon phloem sap.

The genome of Diuraphis noxia, a global aphid pest of small grains.

Resistance varies with environment, e. The predators consist of Coccinellidaeespecially Hippodamia variegata Goeze, and Syrphidaewhich can feed on RWA within curled duraphis.


The Honeybee Genome Sequencing Consortium Insights into social insects from the genome of the honeybee Apis mellifera. The species was introduced to the United States in and is considered an invasive nooxia there. Two resistant cultivars have been released for commercial production in South Africa Tolmay and Prinsloo, Components of resistance to Russian wheat aphid, Diuraphis noxia Kurdjimov Homoptera: Alternate hosts of the Russian wheat aphid Homoptera: Biotype differences for resistance to Russian wheat aphid in barley.

Diuraphis noxia (Russian wheat aphid)

Paired-end fragments, prepared by the U. Identification of risks and management of invasive alien species using the IPPC framework. Greenhouse evaluation of red winter wheats for resistance to the Russian wheat aphid Diuraphis noxia, Mordvilko.

Whereas an aphid living in an environment with a temperature at or above 25 degrees Celsius will grow at a much faster rate. Karyotype analysis of the Russian wheat aphid, Diuraphis noxia Kurdjumov Hemiptera: Aphididae and its natural enemies. Both larvae and adults of coccinellids can prey on aphids; however, diuraphus attack other prey as well: