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POPULATION DYNAMICS OF MYZUS PERSICAE (SULZER) (HEMIPTERA: APHIDIDAE) ON THREE HORTICULTURAL HOSTS

COMPORTAMIENTO POBLACIONAL DE MYZUS PERSICAE (SULZER) (HEMIPTERA: APHIDIDAE) SOBRE TRES HOSPEDEROS HORTICOLAS

Author
Kahan, Andrea. E.

Bayo, María D.

Ricci, Elisabet M.

Full text
http://revistas.umce.cl/index.php/actaent/article/view/1936
Abstract
The main vital statistics of Myzus persicae (Sulzer) on three horticultura! species: Gallega lettuce, Ditmarchcabagge and Oliver Brussels sprout, were obtained. Aphids were reared under laboratory conditionsat 20 ± 1°C, 14:10 hours of photoperiod and a relative humidity of 60-70%. Two cohorts were used pereach horticultural species.Daily record of change of stage, number of dead individuáis and births was kept once adult stage wasreached. Net reproductive rate (R0) appeared 4,2 times higher in Brussels sprout Oliver variety than in Galicianlettuce and 1,3 times higher than in cabbage Ditmarch var. Intrinsic growth rate (rm) was significantlydifferent among the three horticultural species. The aphid showed a higher capacity of survival and reproductionon crucifer than lettuce.
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Discipline
Artes, Arquitectura y UrbanismoCiencias Agrarias, Forestales y VeterinariasCiencias Exactas y NaturalesCiencias SocialesDerechoEconomía y AdministraciónFilosofía y HumanidadesIngenieríaMedicinaMultidisciplinarias
Institutions
Universidad de ChileUniversidad Católica de ChileUniversidad de Santiago de ChileUniversidad de ConcepciónUniversidad Austral de ChileUniversidad Católica de ValparaísoUniversidad del Bio BioUniversidad de ValparaísoUniversidad Católica del Nortemore

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