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Showing 1 to 7 of 7 for “"Aphis craccivora"”.
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Aphids as vectors of peanut mottle virus
… been demonstrated. Known vectors of PMV such as Aphis craccivora (Koch) and Myzus persicae (Sulzer) comprised 31% of the aphid population in peanuts compared to 14% in soybeans and 17% in cowpeas and could be responsible for the higher number of peanut infections. In addition, trapping of live …
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Mechanism of vector resistance in groundnut to control groundnut rosette virus disease in Sub-Saharan Africa
Analysis of biological performance parameters of Aphis craccivora on groundnut variety ICG12991 in laboratory and field trials demonstrated that ICG12991 was resistant to the aphid vector of groundnut rosette diseases and that this resistance was stable over time and under high aphid pressure. …
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TRACKING PLANT VIRUS INFECTIONS THROUGH MULTIPLE DIMENSIONS: A SEARCH FOR SOURCES OF NONPERSISTENT VIRUS VECTORS AND RESERVOIRS AT LOCAL AND REGIONAL SCALES
… mosaic virus or cucumber mosaic virus. Therioaphis trifolii and Aphis craccivora were positively associated with PRSV, and Aphis nerii with WMV. Rhopalosiphum padi was negatively associated with WMV. No relationship between total aphid or noncolonizing species counts was found with virus …
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Entomofaune associée à Jatropha curcas (Euphorbiaceae) au Niger et évaluation de l'activité insecticide de son huile
… de réduire le niveau d’attaque des pucerons (Aphis craccivora) de 10 et 50% respectivement par rapport au témoin. Une diminution du nombre des thrips (Megalurothrips sjöstedti) et de punaises (Anoplocnemis curvipes) respectivement de 50 et 75% est observée dans les mêmes conditions. Ces …
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Alternativas de manejo de áfidos limitantes de la producción de alfalfa en el Sudoeste bonaerense
… L. en adultos de Acyrthosiphon pisum H., Aphis craccivora K. y Therioaphis trifolii M. (Hemiptera: Aphididae). En 23 cultivares de M. sativa se evaluaron la resistencia por antixenosis y por antibiosis y la tolerancia. Los cultivares ACA 605, Brava y CW 194 resultaron antixénoticos. Los …
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Caracterización de virus patógenos de leguminosas transmitidos por pulgones
… como fuente de inóculo. La detección de BLRV en Aphis fabae demostró que esta especie fue capaz de adquirirlo aunque no haya sido capaz de trasmitirlo. La dispersión en España de BLRV es amplia se detecto en todas las zonas productoras de leguminosas para grano muestreadas. En muestreos …
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A genomic analysis of the insect pest populations of cowpea in West Africa
… thrips (Megalurothrips sjostedti), aphids (Aphis craccivora) and pod sucking bug complex, (including Clavigralla tomentosicollis and Anoplocnemis curvipes). Collectively, these pests can wipe out a whole cowpea harvest. Part of the constraint in the application of effective control …