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Inhibition of the symbiotic fungus of leaf-cutting ants by coumarins
(2005-05-01)
Leaf-cutting ants are known to be a serious pest for agriculture due to the high amounts of vegetal matter from crops used by them in order to cultivate a symbiotic fungus on which they rely for food and enzymes. The ...
Effects of cycloheximide on the mortality of Atta sexdens leaf-cutting worker ants
(2018-07-01)
Leaf-cutting ants live symbiotically with a fungus that they cultivate on the plant leaves that they cut. The innumerous studies on the plant selection mechanism used by leaf-cutting ants show the researchers’ interest in ...
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 ...
Yeasts associated with nests of the leaf-cutting ant Atta sexdens rubropilosa Forel, 1908
(Kluwer Academic Publ, 1997-03-01)
A total of 137 yeasts associated with the leaf-cutting ant Atta sexdens rubropilosa Forel, 1908 were characterized, being selected 93 for analysis. Twenty four species belonging to seven genera(Candida, Cryptococcus, ...
DECOMPOSITION RATES OF SPENT FUNGAL REFUSE OF ATTA-SEXDENS (HYMENOPTERA, FORMICIDAE) AND IMPLICATIONS FOR ESTIMATING FORAGE INTAKE BY LEAF-CUTTING ANTS
(Gustav Fischer Verlag Jena, 1994-05-01)
Using simulated ceramic refuse chambers, field decomposition studies were performed on the spent fungal refuse of the lead-cutting ant Atta sexdens rubropilosa. Refuse half life was estimated at 40 days, with complete ...
Toxicity of Azadirachta indica to leaf-cutting ant Atta sexdens rubropilosa (Hymenoptera: Formicidae)
(2006-04-21)
The leaf-cutting ants are responsible for great economical damages in cultivated areas, and because of this characteristic, they have aroused the interest of researchers around the world. Thus, extracts of neem (Azadirachta ...
Yeasts associated with nests of the leaf-cutting ant Atta sexdens rubropilosa Forel, 1908
(Kluwer Academic Publ, 1997-03-01)
A total of 137 yeasts associated with the leaf-cutting ant Atta sexdens rubropilosa Forel, 1908 were characterized, being selected 93 for analysis. Twenty four species belonging to seven genera(Candida, Cryptococcus, ...
Dispersion of Seeds of Tree Species by the Leaf-Cutting Ant Acromyrmex subterraneus molestans (Hymenoptera: Formicidae) in Vicosa, Minas Gerais State, Brazil
(California State University, 2010-01-01)
Leaf-cutting ants are the main pests in forest plantings, especially at the pre-cutting stage and immediately after the planting or in the beginning of sprouting. However, several genera of Formicidae are important seed ...