Results 51 to 60 of about 472 (125)

A new species of Szelenyiopria Fabritius (Hymenoptera: Diapriidae), larval parasitoid of Acromyrmex subterraneus subterraneus (Forel) (Hymenoptera: Formicidae) from Brazil [PDF]

open access: yes, 2013
Szelenyiopria talitae sp. nov. is described and illustrated. This species is shown to be a larval parasitoid of Acromyrmex subterraneus subterraneus (Forel).Fil: Loiacono, Marta Susana. Consejo Nacional de Investigaciones Científicas y Técnicas.
Aquino, Daniel Alejandro   +3 more
core   +1 more source

¿Afectó la lluvia de cenizas del complejo volcánico Puyehue-Cordón Caulle la abundancia y riqueza de hormigas en la estepa patagónica? [PDF]

open access: yes, 2014
Las perturbaciones naturales constituyen componentes fundamentales en la dinámica de los ecosistemas. Aquellas de gran escala, como las ocasionadas por huracanes y volcanes, han sido poco estudiadas debido a su baja frecuencia, la ausencia de información
Pirk, Gabriela Inés
core  

Formigas cortadeiras em sistemas de integração lavoura-pecuária-floresta - iLPF: fundamentos para o controle. [PDF]

open access: yes, 2014
bitstream/item/95731/1/CT-331-Porfirio ...
MARTINS, M. F. de O.   +3 more
core  

Formigas cultivadoras de fungos: estado da arte e direcionamento para pesquisas futuras. [PDF]

open access: yes, 2016
A tribo Attini (Hymenoptera: Formicidae) compreende 14 gêneros com aproximadamente 230 espécies de formigas descritas que estão envolvidas em um mutualismo obrigatório com fungos.
NICKELE, M. A.   +3 more
core  

Biodiversity of the ants (insecta: hymenoptera) associated with the center agroecosystems of Argentina [PDF]

open access: yes, 2014
The world change in land use and crop modification has been, at the expenses of forests, pastures and swamps. Argentina pampean plains have not been an exception because of this global tendency with an agricultural border continuous advance from the east
Bernardos, Jaime   +3 more
core  

Ants (Hymenoptera: Formicidae) from Caldenal phytogeographic district, Argentina [PDF]

open access: yes, 2009
Se presenta una lista de hormigas del distrito del Caldenal (Espinal). Se realizaron muestreos con trampas de caída y colecciones manuales, y se complementaron los datos con las especies encontradas en la bibliografía. Los resultados obtenidos fueron: 63
Quirán, Estela Maris   +1 more
core  

Acromyrmex Mayr (Hymenoptera: Formicidae: Myrmicinae): species distribution patterns in the province of Buenos Aires, Argentina [PDF]

open access: yes, 2019
Las Attini, representadas principalmente por los géneros Atta Fabricius y Acromyrmex Mayr, son llamadas hormigas cortadoras. Acromyrmex cuenta con escasos registros referidos a la distribución geográfica de sus especies en la provincia de Buenos Aires ...
Chila Covachina, Jimena   +6 more
core   +5 more sources

Diapriinae Wasps (Hymenoptera: Diaprioidea: Diapriidae) Associated with Ants (Hymenoptera: Formicidae) in Argentina [PDF]

open access: yes, 2019
We provide an overview of diapriid wasps associated with ants in Argentina and the diversity of interactions they have developed with their hosts. As a result, we report 16 species of nine genera of Diapriinae, two new geographic distributions, three new
Aquino, Daniel Alejandro   +2 more
core  

The Thermoregulatory Function of Thatched Nests in the South American Grass-Cutting Ant, Acromyrmex heyeri [PDF]

open access: yes, 2010
The construction of mound-shaped nests by ants is considered as a behavioral adaptation to low environmental temperatures, i.e., colonies achieve higher and more stables temperatures than those of the environment.
Bollazzi, Martin, Roces, Flavio
core   +2 more sources

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