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Sites of defoliation by atta sexdens rubropilosa (Hymenoptera, Formicidae) in artificial plants
(2009-07-23)
This study aimed to achieve a better understanding about the foraging behavior of leaf-cutter ant {Atta sexdens rubropilosa Forel) workers with respect to defoliation sites in plants. To accomplish that, artificial plants ...
Attractiveness of different citrus pulps to the leaf-cutting ant atta sexdens rubropilosa (Hymenoptera: Formicidae)
(2009-12-24)
The most common control method uses toxic baits consisted of dehydrated citrus pulp as carrier and attractant. However, the portion of the citrus fruit that is attractive to ants is still unknown, despite its importance ...
Evolução do sistema reprodutivo de formigas da tribo Attini (Hymenoptera : myrmiciane): análise das espermatecas
(Universidade Estadual Paulista (UNESP), 2014)
Preferência de Atta sexdens rubropilosa Forel, 1908 e Atta laevigata F. Smith, 1858 (Hymenoptera: Formicidae) por diferentes espécies e híbridos de Eucalyptus spp., de localidades distintas do estado de Mato Grosso
(Universidade Federal de Mato GrossoBrasilFaculdade de Engenharia Florestal (FENF)UFMT CUC - CuiabáPrograma de Pós-Graduação em Ciências Florestais e Ambientais, 2012-04-27)
This work aimed to evaluate the preference of Atta sexdens rubropilosa
(Forel, 1908) and Atta laevigata (F. Smith, 1858) by different species,
hybrids and clones of Eucalyptus, from different regions of the state of
Mato ...
Toxicity of Cedrela fissilis to Atta sexdens rubropilosa (Hymenoptera: Formicidae) and its symbiotic fungus
(2005-04-18)
Crude extracts from roots, stems, branches, fruits and leaves of Cedrela fissilis were tested to verify their toxicity to Atta sexdens rubropilosa workers and to their symbiotic fungus Leucoagaricus gongylophorus. The ...
Astilbin toxicity to leaf-cutting ant Atta sexdens rubropilosa (Hymenoptera: Formicidae)
(2005-04-18)
The toxicity of astilbin, isolated from Dimorphandra mollis, was tested in laboratory ingestion bioassays for the leaf-cutting ant Atta sexdens rubropilosa Forel. Worker ants that were fed an artificial diet daily to which ...
Assessment of microfungi in fungus gardens free of the leaf-cutting ant Atta sexdens rubropilosa (Hymenoptera: Formicidae)
(2005-10-05)
The purpose of this study was to determine the microfungi present in young nests of Atta sexdens rubropilosa when the fungus gardens were deprived of worker ants. The results were compared with another study in which worker ...
The hypopharyngeal gland of leaf-cutting ants (Atta sexdens rubropilosa) (Hymenoptera: Formicidae)
(2005-12-12)
The social behavior of ants is controlled by means of dynamic interactions between the environment and the individuals, mainly through pheromones. Among the exocrine glands is the hypopharyngeal gland (HG), located laterally ...
Toxicity of Cipadessa fruticosa to the leaf-cutting ants Atta sexdens rubropilosa (Hymenoptera: Formicidae) and their symbiotic fungus
(2005-08-04)
Crude extracts from fruits, branches and leaves of Cipadessa fruticosa were assayed on Atta sexdens rubropilosa workers and their symbiotic fungus Leucoagaricus gongylophorus. The results showed that the majority of the ...