Results 41 to 50 of about 1,364 (187)

Spatial distribution of Atta laevigata (hymenoptera: formicidae) in forest ecosystems with mahogany in the Eastern Amazon. [PDF]

open access: yes, 2023
Atta laevigata (Hymenoptera: Formicidae) é uma formiga cortadeira que desfolha fortemente as plantações de mogno (Swietenia macrophylla – Meliaceae). Neste trabalho, foi analisada a distribuição espacial de A.
BATISTA, T. F. V.   +6 more
core   +1 more source

Biocontrol of leucoagaricus gongylophorus of leaf-cutting ants with the mycoparasitic agent trichoderma koningiopsis [PDF]

open access: yes, 2016
Leaf-cutting ants are one of the main agricultural and agroforestry pests in the Neotropic region. The essential food source of these ants is Leucoagaricus gongylophorus.
Bich, Gustavo Angel   +3 more
core   +1 more source

Avaliação de sauveiros externos em eucaliptais de Minas Gerais

open access: yesCiência Florestal, 2011
There is great difficulty to improve techniques of integrated pest management of leaf cutting ants, mainly when found outside of, but near to, forest plantations.
Iris Cristiane Magistrali   +1 more
doaj   +3 more sources

Scarabaeoidea (Insecta : Coleoptera) in the Brazilian Cerrado : current state of knowledge [PDF]

open access: yes, 2014
Besouros pertencentes à superfamília Scarabaeoidea ocupam habitats variados, possuem hábitos alimentares diversifi cados, desempenham importante papel ecológico e diversas espécies apresentam importância agrícola.
ABOT A.R.   +71 more
core   +3 more sources

Vibration of the plant substrate generated by workers' stridulation during fungus garden cultivation in Atta laevigata (Smith) (Hymenoptera: Formicidae)

open access: yesEntomoBrasilis, 2018
. The communication between leaf-cutting ants occurs through chemical interactions and sound, which are important processes in the complex social system of these organisms.
Amanda Aparecida Carlos   +3 more
doaj   +1 more source

The effects of disturbance threat on leaf-cutting ant colonies: a laboratory study [PDF]

open access: yes, 2016
The flexibility of organisms to respond plastically to their environment is fundamental to their fitness and evolutionary success. Social insects provide some of the most impressive examples of plasticity, with individuals exhibiting behavioural and ...
Hughes, W O H, Norman, V C, Pamminger, T
core   +1 more source

Growth of symbiont fungi of some higher attine ants in mineral medium Crescimento do fungo simbionte de alguns attine superiores em meio mineral

open access: yesCiência Rural, 2004
Bioassays were conducted to verify the possibility of culturing the symbiont fungus of some higher attine in mineral medium and finding out the optimum pH value for their satisfactory mycelial growth.
Alci Enimar Loeck   +3 more
doaj   +1 more source

EFEITO DE DIFERENTES DOSES DO FORMICIDA “CITROMAX” NO CONTROLE DE Acromyrmex lundi (HYMENOPTERA: FORMICIDAE) [PDF]

open access: yes, 2005
Neste trabalho, objetivou-se avaliar o efeito do formicida Citromax a base de timbó (Ateleia glazioviana) em diferentes doses no controle de Acromyrmex lundi, em campo nativo, no município de São Sepé, estado do Rio Grande do Sul. Foram analisados quatro
Edison Bisognin Cantarelli   +3 more
core   +3 more sources

Growth of Atta laevigata (Hymenoptera: Formicidae) Nests in Pine Plantations

open access: yesThe Florida Entomologist, 1999
We evaluated the survival, mortality and colony growth over time after worker emergence in colonies of Atta laevigata (Fr. Smith) ants in young pine tree plantations of Pinus caribaea (Mor) located in Estado Monagas, Venezuela. One hundred forty-four colonies were inspected during a 41-month period. Colony mortality one month after worker emergence was
José V. Hernández   +4 more
openaire   +1 more source

Contribuição para. o conhecimento da "saúva de vidro" Atta laevigata Fred. Smith, 1858 [PDF]

open access: yesAnais da Escola Superior de Agricultura Luiz de Queiroz, 1961
In 1961, field investigations on "sauva de vidro" (parasol ant, Atta laevigata (Fred. Smith, 1858) were carried out at Piracicaba and other regions of the State of Sao Paulo (Brazil). This species was found to be a serious pest of cultivated plants, specially Eucalyptus and cotton. The ant makes its colony in any kind of soil, but it prefers to live in
Castro, Urbano de Paiva   +2 more
openaire   +3 more sources

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