
La mosca blanca del fresno, Siphoninus phillyreae es una especie polífaga invasiva que causa graves daños en sus hospedadores, entre ellos el olivo (Olea europea). El uso del hospedador por parte de S. phillyreae fue observado en tres cultivares de olivo (Arauco, Arbequina y Aloreña) en el norte de la provincia de La Rioja durante los años 2007 y 2008. Se muestrearon ocho hojas de seis plantas de cada cultivar y se registraron los adultos y los estados inmaduros de la mosca blanca. Los resultados obtenidos mostraron diferencias significativas entre las densidades de adultos y ninfas de S. phillyreae en los distintos cultivares de olivo analizados. De esta manera, nuestros resultados indican que este insecto realiza un uso diferente de los cultivares de olivo, siendo Arauco y Arbequina las más utilizadas en la zona de estudio.
The ash whitefly, Siphoninus phillyreae (Haliday) is an invasive polyphagous species that causes serious damage to their hosts, including olive (Olea europaea L.). Host use by S. phillyreae was observed in three olive cultivars (Arauco, Arbequina y Aloreña) in North of La Rioja province (Argentina) during 2007 and 2008. Eight leaves of six infested plants of each cultivar were sampled. Adults and inmature stages abundances of each leaf were recorded. These abundances per cultivar were compared using general linear mixed model. The results showed significant differences between the densities of adults and nymphs of S. phillyreae in each of the olive cultivars analyzed. Thus, our results indicate that this insect makes a different use of the olive cultivars, Arauco and Arbequina being the most used in the study area.
Fil: Grilli, Mariano Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico - Conicet - Cordoba. Instituto Multidisciplinario de Biología Vegetal (p); Argentina;
Fil: Pedemonte, María Laura. Universidad Nacional de Cordoba. Facultad de Cs.agropecuarias. Centro de Relevamiento y Evaluacion; Argentina;
Fil: Bruno, Marina. Universidad Nacional de Cordoba. Facultad de Cs.agropecuarias. Centro de Relevamiento y Evaluacion; Argentina;
Siphoninus phillyreae, S, Olea europea, Olivo, Agriculture, Córdoba (Argentina), TP368-456, Siphonimus phillyreae, Food processing and manufacture, Host use, Datos estadísticos, https://purl.org/becyt/ford/4, Uso del hospedador, Mosca blanca, Olea europaea, uso del hospedador, cultivar
Siphoninus phillyreae, S, Olea europea, Olivo, Agriculture, Córdoba (Argentina), TP368-456, Siphonimus phillyreae, Food processing and manufacture, Host use, Datos estadísticos, https://purl.org/becyt/ford/4, Uso del hospedador, Mosca blanca, Olea europaea, uso del hospedador, cultivar
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