Results 91 to 100 of about 2,626 (204)

Caracterización de nidos de la hormiga arriera Atta cephalotes (Hymenoptera: Myrmicinae) en Cali (Colombia)

open access: yesRevista Colombiana de Entomología, 2006
Se determinó la proporción de zonas verdes con presencia de nidos y el nivel de infestación de la hormiga arriera, Atta cephalotes, en tres comunas del municipio de Cali. Entre marzo y abril de 2002, se evaluaron 143 zonas verdes entre parques, separadores de calle, jarillones y polideportivos, cubriendo un área de 1.276.131 m2. La mayor proporción (89%
MONTOYA LERMA, JAMES   +2 more
openaire   +2 more sources

Insetos pragas em acessos de açaizeiro em viveiro. [PDF]

open access: yes, 2018
bitstream/item/28010/1/com.tec.75 ...
SOUZA, L. A. de
core  

Aktivitas Insektisida Ekstrak Tithonia Diversifolia (Hemsl.) a Gray (Asteraceae) Terhadap Ulat Daun Kubis Plutella Xylostella (L.) (Lepidoptera: Yponomeutidae) [PDF]

open access: yes, 2017
Insecticidal activity of extracts of Tithonia diversifolia (Hemsl.) A. Gray (Asteraceae) against the diamondback moth Plutella xylostella (L.) (Lepidoptera: Yponomeutidae).
Anwar, R. (Ruli)   +2 more
core   +1 more source

Ants (Hymenoptera: Formicidae) of Santa Fe province, Argentina [PDF]

open access: yes, 2008
El presente trabajo pretende aportar una lista faunística actualizada de las subfamilias, tribus, géneros y especies de hormigas de la provincia de Santa Fe, Argentina.
Cuezzo, Fabiana del Carmen   +1 more
core  

Influências de Atta spp. (Hymenoptera: Formicidae) na recuperação da vegetação pós-fogo em floresta de transição amazônica Influences of leafcutter ant Atta spp. (Hymenoptera: Formicidae) on vegetation recovery after fire in Amazonian transitional forest

open access: yesActa Amazonica, 2012
Este estudo investigou o papel das saúvas na recuperação da vegetação pós-fogo. Foi hipotetizado que a perturbação do fogo aumenta a abundância de ninhos de saúva (1) e as atividades de remoção de sementes (2) e desfolha (3), especialmente no ambiente de
Karine Santana Carvalho   +2 more
doaj   +1 more source

Caracterización genética de la hormiga Atta cephalotes (Hymenoptera: Formicidae) en Isla Gorgona, Colombia

open access: yesRevista de Biología Tropical, 2019
La variación genética entre las poblaciones insulares y continentales de la hormiga cortadora de hojas Atta cephalotes ha sido poco estudiada, a pesar de su importancia para comprender su capacidad de dispersión, la estructura regional y la distribución de una de las especies más abundantes en el neotrópico.
Raúl Ernesto Sedano Cruz   +1 more
openaire   +3 more sources

Enrichment and Broad Representation of Plant Biomass-Degrading Enzymes in the Specialized Hyphal Swellings of Leucoagaricus gongylophorus, the Fungal Symbiont of Leaf-Cutter Ants.

open access: yesPLoS ONE, 2015
Leaf-cutter ants are prolific and conspicuous constituents of Neotropical ecosystems that derive energy from specialized fungus gardens they cultivate using prodigious amounts of foliar biomass.
Frank O Aylward   +14 more
doaj   +1 more source

Explorando el potencial alimenticio y nutricional de tres artrópodos amazónicos comestibles [PDF]

open access: yes, 2017
Ensuring food supply and availability, and consequently food safety, on a global scale represents one of the most important challenges of this century. The exploitation of local resources such as invertebrates has been extremely relevant to contribute to
Garcia, Jesús Eribert Bravo   +4 more
core  

Quality and quantity: transitions in antimicrobial gland use for parasite defense [PDF]

open access: yes, 2015
Parasites are a major force in evolution, and understanding how host life history affects parasite pressure and investment in disease resistance is a general problem in evolutionary biology.
Fernández-Marín, Hermógenes   +2 more
core   +1 more source

Discovery of defense- and neuropeptides in social ants by genome-mining.

open access: yesPLoS ONE, 2012
Natural peptides of great number and diversity occur in all organisms, but analyzing their peptidome is often difficult. With natural product drug discovery in mind, we devised a genome-mining approach to identify defense- and neuropeptides in the ...
Christian W Gruber, Markus Muttenthaler
doaj   +1 more source

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