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Análise de biomarcadores em jundiás (Rhamdia quelen) expostos in situ como uma ferramenta de avaliação ambiental
(Universidade Federal de Santa Maria, 2017-03-24)
Aquatic ecosystems are affected by the use of agrochemicals in agricultural areas near rivers. To evaluate possible impacts, studies with animals that inhabit these ecosystems are needed. In situ exposure is one way of ...
Metais em água, sedimento e duas espécies de peixes com diferentes níveis tróficos em um rio subtropical brasileiro
(Universidade Federal de Santa Maria, 2011-12-16)
In aquatic environments, heavy metals are produced from natural and anthropogenic
sources and the degree of contamination in fish tissues depend on pollutant type, fish
species, sampling site, trophic level and their ...
Jundiá: efeitos fisiológicos do óleo essencial de Lippia alba adicionado à ração
(Universidade Federal de Santa Maria, 2014-07-17)
The aim of this study was to evaluate the effect of the essential oil of Lippia alba (EOLA) as a feed additive on ionoregulatory and metabolic parameters, and pituitary hormones expression in silver catfish, Rhamdia quelen. ...
Efeito de dieta suplementada com selênio em carpas (Cyprinus carpio) expostas a atrazina
(Universidade Federal de Santa Maria, 2016-03-09)
The water pollution, derived from several human activities, results in harmful effects to the ecosystems involved. In order to verify the potential toxicity of xenobiotics, it is usual to use carps (Cyprinus carpio) as ...
Respostas bioquímicas e hematológicas de jundiás (Rhamdia quelen) pré-alimentados com vitamina C e expostos a atrazina
(Universidade Federal de Santa Maria, 2016-08-30)
This study was conducted at the laboratory of Biology and Adaptive Aquatic Toxicology, as
well as at the Pisciculture Laboratory, both from the Federal University of Santa Maria
(UFSM). The overall objective was to ...