Use este identificador para citar ou linkar para este item: http://repositorio.ufla.br/jspui/handle/1/11383
Título: Aspectos biológicos e comportamentais de Chrysoperla externa (Hagen, 1861) em algodoeiro
Título(s) alternativo(s): Biological and behavior aspects of Chrysoperla externa (Hagen, 1861) on cotton plants
Palavras-chave: Algodoeiro - Pragas
Inseto - Comportamento
Cottonwood -Pests
Insects - Behavior
Data do documento: 2010
Editor: Universidade Estadual de Londrina
Citação: MACEDO, P. M. et al. Aspectos biológicos e comportamentais de Chrysoperla externa (Hagen, 1861) em algodoeiro. Semina: Ciências Agrárias, Londrina, v. 31, n. 1, p. 1219-1228, 2010.
Resumo: It was aimed to study biological and behavior aspects of larvae and adults of Chrysoperla externa in greenhouse, on cotton plants. Recently hatched larvae were released on the upper third of cotton plants, which were previously infested with Aphis gossypii,. After emergence, adults were separated by sex and packed in cylindrical PVC recipients with cotton plant. We evaluated the duration of each larval, pre-pupal and pupal periods, pre-oviposition, oviposition, effective oviposition and post-oviposition periods, male and female logevity, daily and total oviposition capacity. The behavior of pupal stage was also evaluated, which released three larvae of the 3rd instar per cotton plant and they were put on the lower, medium and upper sections. As treatments, it was used naked soil, dried leaves from cotton plant, crushed rock nº 1; and crushed rock nº 1 + dried leaves. Larvae from different instars were released on the upper section of the cotton plants infested with A. gossypii to verify the search timing that marked the period the prey was exposed to the predator. C. externa larvae passed through all the phases of their biological cycle and there was no significant influence on the type of the soil covering used on pupal stage, since all of them were significantly higher on naked soil. There was no significative difference on the prey search by C. externa larvae.
URI: http://www.uel.br/revistas/uel/index.php/semagrarias/article/view/2847/6921
http://repositorio.ufla.br/jspui/handle/1/11383
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