Implications of russian wheat aphid, diuraphis noxia, falling. The distribution of russian wheat aphid, diuraphis noxia. Selection of reference genes for expression analysis in. This study was conducted to determine the effect of selected herbicides on the russian wheat aphids. Pdf the effect of herbicides on russian wheat aphid. Diuraphis noxia infestation on the defence responses of the bread wheat line, pi 7739, on a molecular level. Russian wheat aphid, diuraphis noxia, was first detected in canada in late july 1988 when a few were found on latematuring spring cereals in southern alberta near the international boundary between coutts and aden. Pdf mitochondrial genome of diuraphis noxia rebeca. Aphididae overwintering success using weather data online pdf. Multispectral image plant stress remote sensing spatial pattern metrics diuraphis noxia abstract the russian wheat aphid, diuraphis noxia, is an important pest of winter wheat, triticum aestivum, and. Russian wheat aphid, diuraphis noxia in the czech republic. Biology, ecology and management of diuraphis noxia hemiptera. We re analyzed publically available data from botha et al. Factors affecting the resistance mechanisms of the russian.
Potassium phosphate induces tolerance against the russian. Received 20 january 2010 received in revised form 20 september 2010 accepted 22 september 2010 keywords. It was found that the virulent diuraphis noxia kurdjumov hemiptera. The effect of herbicides on russian wheat aphid, diuraphis. The genome of diuraphis noxia, a global aphid pest of small. Jun 01, 2010 limited endosymbiont variation in diuraphis noxia. Swanevelder2 abstract russian wheat aphid diuraphis noxia, kurdjumov feeding on susceptible triticum aestivum l. Most acceptable and ecologically beneficial aphid management strategies include selection and breeding of d. However, aphid abundance and crop damage vary radically from yeartoyear. Russian wheat aphid diuraphis noxia, kurdjumov feeding on susceptible triticum aestivum l. The russian wheat aphid, diuraphis noxia, an invasive phytotoxic pest of wheat, triticum aestivum, and barley, hordeum vulgare, causes huge economic losses in africa, south america, and north america.
Influence of the russian wheat aphid diuraphis noxia. Barley resistance to the russian wheat aphid, diuraphis noxia kurdjumov, in colorado, kansas and nebraska by paola andrea sotelocardona b. Pdf host associations of diuraphis noxia homoptera. Threat specific contingency plan russian wheat aphid. Virulent diuraphis noxia aphids overexpress calcium. Development of a method using multispectral imagery and. Colonies are found most frequently on the youngest leaves or on newly emerged flowersseedheads.
An diuraphis noxia in nahilalakip ha genus nga diuraphis, ngan familia nga aphididae. Losses in grain yield caused by russian wheat aphid diuraphis. Genetic analyses were conducted on diuraphis noxia mordvilko populations collected from wheat, barley and other grasses from various countries. The russian wheat aphid, diuraphis noxia kurdjumov, is one of the most important pests of small grains throughout the temperate regions of the world. Aphididae is an important pest on small grains brooks et al. Aphididae, is one of the most economically important and widely distributed pests of wheat in the world. The aftereffects of the russian wheat aphid rwa diuraphis noxia on sowing and productive qualities of barley and spring bread wheat grain were assessed. To counteract the pest, resistant cultivars carrying dnresistance genes were classically used to control outbreaks of d. The russian wheat aphid diuraphis noxia, homoptera. The most effective and economical means of controlling russian wheat aphid is through the use of resistant cultivars. Since its invasion into the united states a quarter century ago, estimated damage resulting from the russian wheat aphid has been over a billion dollars. Nearisogenic lines of triticum aestivum with distinct modes. Biokids kids inquiry of diverse species, diuraphis noxia. Russian wheat aphid diuraphis noxia resistance in wheat and related speciesk.
Aphididae fed on resistant and susceptible wheat plants. Inheritance of resistance to russian wheat aphid, diuraphis noxia mordvilko, based on leaf rolling in wheat. Diuraphis noxia braynooverview eppo global database. The russian wheat aphid, diuraphis noxia kurdjumov, is a significant pest of small grain crops. Inheritance of resistance to russian wheat aphid diuraphis. Losses in grain yield caused by russian wheat aphid diuraphis noxia mordvilko. There were two population explosions during the period 19932012. The russian wheat aphid diuraphis noxia is an aphid that can cause significant losses in cereal crops. The russian wheat aphid diuraphis noxia kurdjumov is a serious pest of world cereal grain crops, primarily barley and wheat. The pest is living in rolling leaves so its chemical control is difficult. Diuraphis noxia kurdjumov, russian wheat aphid, is one of the worlds most invasive and economically important agricultural pests of wheat and barley. May 27, 2014 selection of reference genes for expression analysis in diuraphis noxia hemiptera. Aphididae biotypes from the united states and south africa z. A multigenome analysis approach enables tracking of the invasion of a single russian wheat aphid diuraphis noxia clone throughout the new world.
Aphididae, russian wheat aphid rwa causes death at heavily infested bread wheat triticum aestivum l. Limited endosymbiont variation in diuraphis noxia hemiptera. June 2010, volume 4, issue 2, pp 1298 cite as implications of russian wheat aphid, diuraphis noxia, falling rates for biological control in resistant and susceptible winter wheat authors. Diuraphis noxia, however, appears to have a different strategy, whereby the aphids inject toxins from their salivary glands, causing a strong reaction and symptoms from the plant and also, and more importantly for the aphid, modifying the phloem composition to improve its nutritional quality luna et al. Range age at sexual or reproductive maturity male 9 to 55 days. Interactions among the aphid diuraphis noxia, the entomopathogenic fungus paecilomyces fumosoroseus and the coccinellid hippodamia convergens article in biocontrol science and technology 122. Diuraphis noxia kurdjumov, is an economically important pest of winter wheat and barley. Diuraphis noxia is a newly established alien pest in the czech republic.
Aphididae biotypes from the usa and south africa published in part as. This phytotoxic aphid causes severe systemic damage symptoms in wheat, barley, and other small grains as a direct result of the salivary proteins it injects into the plant while feeding. The potential distribution of the russian wheat aphid. Jun 01, 2010 1 june 2010 limited endosymbiont variation in diuraphis noxia hemiptera. In may 2016, it was found for the first time in australia, with further sampling confirming it was widespread throughout southeastern regions. Diuraphis noxia reproduction and development with a comparison of intrinsic rates of increase to other important small grain aphids. Most diuraphis noxia females give birth to live young, which is likely a significant energy investment on their part. The russian wheat aphid, diuraphis noxia kurdjumov hemiptera.
The russian wheat aphid rwa, diuraphis noxia kurdjumov, is a major global pest of wheat and barley production that causes enormous economic damage. Aphididae biotype sam was able to selectively upregulate more transcripts when confronted with feeding on a variety of hosts, than was the case with the less virulent d. Russian wheat aphids diuraphis noxia are one of the most important pests on wheat in the world. Cornicles are very short, rounded, and appear to be lacking. Viviparous parthenogenetic females of the anholocyclic. Interactions among the aphid diuraphis noxia, the entomopathogenic fungus paecilomyces fumosoroseus and the coccinellid hippodamia convergens. Assessments were made before the application of herbicides, and at 3, 7, 14 and 21 days. This thesis investigates the effect of russian wheat aphid rwa. Technical report tr1014 december 2010 ag ricultural. The species was introduced to the united states in 1986 and is considered an invasive species there. A successful overwintering of the anholocyclic populations of d. Evaluation of resistance to the russian wheat aphid, diuraphis noxia mordvilko, in some advanced wheat lines.