Results 31 to 40 of about 13,307 (222)

Trichomycetes (Zygomycota) in the digestive tract of arthropods in Amazonas, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 2003
Eight species of Harpellales and three species of Eccrinales (Zygomycota: Trichomycetes) were found associated with the digestive tract of arthropods from terrestrial and aquatic environments in the central Amazon region of Brazil.
Yamile B Alencar   +3 more
doaj   +1 more source

An 18S ribosomal DNA barcode for the study of Isomermis lairdi, a parasite of the blackfly Simulium damnosum s.l.

open access: yes, 2009
The mermithid parasite, Isomermis lairdi Mondet, Poinar & Bernadou (Nematoda: Mermithidae), is known to have a major impact on populations of Simulium damnosum s.l. Theobald (Diptera: Simuliidae) and on their efficiency as vectors of Onchocerca volvulus (
Blaxter   +26 more
core   +1 more source

Benthic Macroinvertebrate Recovery After Wastewater Treatment Plant Upgrades: Implications for Biomonitoring

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT During the past decade, major upgrades have been made to the Kitchener and Waterloo wastewater treatment plants (WWTPs) in the Grand River watershed in Ontario, Canada. As part of efforts to evaluate the effectiveness of these investments (>$450 M CDN), a benthic macroinvertebrate (BMI) monitoring program was initiated by sampling upstream and
Sean McLay   +9 more
wiley   +1 more source

Inter‐Annual Variation in Alpha and Beta Diversity of Benthic Macroinvertebrate Communities in Agricultural Ditches

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Ditches are essential elements of the agricultural landscape because of their role as habitat or refuge for aquatic species, especially in homogenized and intensively cultivated areas. However, data on the biodiversity associated with agricultural ditches, and its variation over time, are underrepresented in ecological research.
Michela Rappocciolo   +5 more
wiley   +1 more source

The value of regeneration for insect fauna associated with leaf litter in the Brazilian savanna: A comparative study of biomass and trophic structure

open access: yesAnnals of Applied Biology, EarlyView.
This study demonstrates the ecological value of natural regeneration in the Brazilian Cerrado by analysing the biomass, richness and trophic structure of leaf litter insects across pasture (P), regenerating (R) and native (N) areas. We found that R areas supported insect communities more similar to N habitats than to Ps, with higher richness, greater ...
Thalita Moraes Miranda Ribeiro de Souza   +1 more
wiley   +1 more source

As espécies neotropicais da família Simuliidae Schiner (Diptera Nematocera): II. Lutzsimulium cruzi, n. gen. e n. sp. e nova concepção da nervação das asas dos Simulídeos

open access: yesMemorias do Instituto Oswaldo Cruz, 1946
A new system for wing venation of Simuliidae is proposed. Lutzsimulium cruzi n., gen. and n. sp. is described based on an single female and its pupal skin.
C. D'Andreta Junior, M. A. V. D'Andreta
doaj   +1 more source

Simuliidae da Amazônia VIII. Descrição de Simulium mutucuna sp. n. (Diptera, Nematocera). [PDF]

open access: yesActa Amazonica, 1974
RESUMO Os autores descrevem uma nova espécie de Diptera-Simuliidae, o Simulium mutucuna, de material coligido no Território Federal de Roraima, no trecho da estrada BR-174, localidade denominada Campinho, próximo à fronteira com a Venezuela.
J. A. Nunes de Mello   +1 more
doaj   +1 more source

Preliminary results of the study of fossil blackflies from Rivne Amber [PDF]

open access: yes, 2015
Проведено вивчення 12 зразків інклюзій Рівненського бурштину з колекції Інституту зоології ім. І. І. Шмальгаузена НАН України. Описані екземпляри походять з кар’єру «Пугач», що знаходиться біля смт Клесів Рівненської обл. Виділено і описано три нові види:
Sukhomlin, Kateryna B.   +3 more
core  

Distribution of black flies (Diptera: Simuliidae) in the State of Espírito Santo, Brazil [PDF]

open access: yes, 2010
Entre os anos de 2004 e 2008 foram realizadas coletas de Simuliidae em várias localidades no Estado do Espírito Santo, Brasil. No total, 66 córregos e rios das doze principais bacias hidrográficas do estado foram amostrados.
BERTAZO, Karina   +5 more
core   +2 more sources

Vectors and Vector‐Borne Diseases: Biology, Epidemiology and Integrated Control Strategies

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Vector‐Borne Diseases (VBDs), transmitted by arthropods such as mosquitoes, ticks, fleas and sandflies, represent a significant threat to global health. These diseases can be caused by a variety of pathogens, including bacteria, viruses, protozoa, and helminths.
Roberta Rinaldi   +4 more
wiley   +1 more source

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