Redescription of immature stages of the soybean looper (Lepidoptera: Noctuidae: Plusiinae)

Chrysodeixis includens (Walker) is a characteristic Plusiinae (Lepidoptera: Noctuidae) species from the Western Hemisphere. The larva have already been found feeding on several different plant families, including economic value crops such as soybeans. This species coexists and can be confused with R...

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Detalles Bibliográficos
Autores: Barrionuevo, Maria Jose, San Blas, Diego German
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2016
País:Argentina
Institución:Consejo Nacional de Investigaciones Científicas y Técnicas
Repositorio:CONICET Digital (CONICET)
Idioma:inglés
OAI Identifier:oai:ri.conicet.gov.ar:11336/46778
Acceso en línea:http://hdl.handle.net/11336/46778
Access Level:acceso abierto
Palabra clave:Chrysodeixis Includens (Walker)
Rachiplusia Nu (Guenée)
Soy
Economic Importance
https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
https://purl.org/becyt/ford/4.1
https://purl.org/becyt/ford/4
Descripción
Sumario:Chrysodeixis includens (Walker) is a characteristic Plusiinae (Lepidoptera: Noctuidae) species from the Western Hemisphere. The larva have already been found feeding on several different plant families, including economic value crops such as soybeans. This species coexists and can be confused with Rachiplusia nu (Guenée) (Lepidoptera: Noctuidae) in soybean crops. Furthermore, some studies indicate that C. includens shows tolerance to various insecticides, leading to differentiation among these two species to be most important in relation to control procedures to be undertaken. To contribute to the correct identification of C. includens we made detailed redescriptions of all preimaginal stages (egg, larva, and pupa). Immature stages of C. includens were reared in laboratory under controlled conditions of 27±2 °C, 70–75% relative humidity, and 14:10 (light/dark) photoperiod. We consider opportune detection of preimaginal stages of Chrysodeixis includens will help to control this pest species, especially at admissible economical levels.