Results 1 to 10 of about 455 (110)

Identification of a novel plant-derived attractant for Acromyrmex lobicornis leaf-cutting ants [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2019
: Leaf-cutting ants are considered major pests of agriculture and forestry in the Neotropics. Attractive toxic baits are the prevailing method for managing them.
ANDREA M. ALMA   +3 more
doaj   +8 more sources

Foraging of Psilocybe basidiocarps by the leaf-cutting ant Acromyrmex lobicornis in Santa Fé, Argentina. [PDF]

open access: yesSpringerplus, 2013
It is generally accepted that material collected by leaf-cutting ants of the genus Acromyrmex consists solely of plant matter, which is used in the nest as substrate for a symbiotic fungus providing nutrition to the ants. There is only one previous report of any leaf-cutting ant foraging directly on fungal basidiocarps.Basidiocarps of Psilocybe ...
Masiulionis VE, Weber RW, Pagnocca FC.
europepmc   +7 more sources

Efecto de los nidos de Acromyrmex lobicornis (Formicidae: Myrmicinae) sobre la descomposición de hojarasca, en el desierto del Monte [PDF]

open access: yesBoletín de la Sociedad Argentina de Botánica, 2018
La descomposición es un proceso fundamental de los ecosistemas. En ambientes áridos y semiáridos, estos procesos se ralentizan debido a las condiciones climáticas desfavorables para la actividad microbiana, por lo que, organismos como las hormigas se ...
Ana Laura Navas Romero   +2 more
doaj   +6 more sources

Actividad forrajera de Acromyrmex lobicornis Emery (Hymenoptera: Formicidae) en un pastizal natural semiárido de la provincia de La Pampa (Argentina) [PDF]

open access: yesEcología Austral, 1997
En este trabajo se realizó una evaluación cualitativa y cuantitativa del material acarreado a los hormigueros por Acromyrmex lobicornis en un pastizal-arbustal del Parque Nacional Lihue Calel. La actividad forrajera se concentró en dicotiledóneas.
Alberto Pilati   +2 more
doaj   +5 more sources

Patrones de cosecha de Acromyrmex lobicornis (Formicidae: Attini) en un pastizal del Parque Nacional Lihué Calel, La Pampa, Argentina [PDF]

open access: yesEcología Austral, 1996
En el Parque NacionalLihué Calelse analizaron, durante 5 días en cada estación,los patrones de cosecha diaria promedio de la hormiga cortadora de hojas Acromyrmex lobicornis.
Alberto Pilati, Estela Quirán
doaj   +5 more sources

Shifts in Chromosome Evolution Rates Shape the Karyotype Patterns of Leafcutting Ants. [PDF]

open access: yesEcol Evol
Modern phylogenetic methods were used to explore how chromosome number and other karyotypic traits vary across species. The focus was on testing whether karyotypic traits follow a Brownian motion model (indicating neutral changes) or are influenced by phylogenetic constraints.This research elucidates the mechanisms underlying chromosomal evolution and ...
Cardoso DC, Cristiano MP.
europepmc   +2 more sources

The Effect of nest Size and Species Identity on Plant Selection in Acromyrmex Leaf-Cutting Ants [PDF]

open access: yesSociobiology, 2018
Leaf-cutting ants are key organisms because their role as primary consumers and potential agricultural pests. However, their foraging ecology was mostly studied as response of extrinsic factors such as climate and plant species traits.
Laura Elizabeth Jofre   +3 more
doaj   +4 more sources

Behavioral strategies of phorid parasitoids and responses of their hosts, the leaf-cutting ants. [PDF]

open access: yesJ Insect Sci, 2012
Host-searching and oviposition behaviors of parasitoids, and defensive responses of the hosts, are fundamental in shaping the ecology of host-parasitoid interactions.
Elizalde L, Folgarait PJ.
europepmc   +3 more sources

The effects of increase the temperature on the foraging of Acromyrmex lobicormis (Hymenoptera: Formicidae) [PDF]

open access: yesZoological Studies, 2014
The leaf-cutting ants appear to be a suitable group for studying the effect of global warming on ectothermic animals. These ants of the Atta and Acromyrmex genera are considered to be the main herbivores in the Neotropics.
Pelaez, Daniel Valerio   +2 more
core   +4 more sources

Actividad forrajera y de mantenimiento de nido de la hormiga cortadora de hojas Acromyrmex lobicornis (Hymenoptera: Formicidae) en un viñedo orgánico inserto en el desierto de Monte en Mendoza, Argentina [PDF]

open access: yesRevista de la Sociedad Entomológica Argentina, 2021
Exclusivas del Neotrópico, las hormigas cortadoras de hojas son consideradas plagas agrícolas, aunque pueden tener también un efecto positivo sobre las plantas.
Dagatti, Carla Vanina   +1 more
core   +2 more sources

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