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Now showing items 861-870 of 917
Avaliação dos efeitos da exposição aguda aos agrotóxicos 2,4 D e Fipronil em brânquias de Danio rerio
(Universidade Federal de São Carlos, 2020-09-09)
The pesticides used in monocultures have the main function of reducing losses during the production process. These compounds can affect a wide spectrum of plant and animal species, inducing from biochemical and morphological ...
Estrutura e dinâmica da recolonização de invertebrados aquáticos em um lago temporário em uma área preservada de Cerrado e efeitos de metais sobre algumas espécies
(Universidade Federal de São Carlos, 2020-03-09)
Given the urgency of using native species as test organisms in toxicity studies that reflect the typical properties of tropical systems and the need to analyze toxic or contaminating agents and evaluate possible effects ...
Avaliação do efeito “priming” na qualidade do vermicomposto de Eichhornia crassipes
(Universidade Federal de São Carlos, 2021-03-03)
In eutrophicated environments, aquatic macrophytes reproduce rapidly and occupy large areas, hindering the multiple uses of water resources. The use of the biomass of these plants in vermicomposting represents a sustainable ...
Beija-flores e seus recursos florais no Parque Nacional da Serra da Canastra
(Universidade Federal de São Carlos, 2021-02-03)
Hummingbirds make up the phenotypically most specialized group in floral visitation. Indeed, many species of plants throughout the Americas depend on these birds to complete their reproductive cycle. Despite the inestimable ...
Crescimento e respostas fisiológicas de Ricciocarpus natans expostas ao cádmio, cobre e níquel em duas temperaturas (25 e 27 ºC)
(Universidade Federal de São Carlos, 2020-09-11)
Industrial activities, such as the production of sugar and alcohol by plants, have generated by-products that have high concentrations of metals in their composition, for example, vinasse. Thus, the integrity of ecosystem ...
Contribuição ao conhecimento taxonômico dos Braconidae (Hymenoptera, Ichneumonoidea) do sudeste brasileiro, com ênfase na subfamília Alysiinae
(Universidade Federal de São Carlos, 2021-02-04)
This study had as main objective to contribute to the taxonomic knowledge of Braconidae (Hymenoptera, Ichneumonoidea), with emphasis on the subfamily Alysiinae, of two protected areas (Unidades de Conservação) in the ...
Filogenia e evolução de caracteres morfológicos na Ordem Amblypygi Thorell, 1883 (Arachnida)
(Universidade Federal de São Carlos, 2021-02-19)
A new cladistic hypothesis is presented for the first time with 35 species from 19 of the 25 genera, using morphological data. The taxa used included 17 out- and ingroups (Amblypygi). The matrix of morphological characters ...
Seleção do sítio reprodutivo em Antilophia galeata (Aves, Pipridae)
(Universidade Federal de São Carlos, 2021-04-15)
The habitat contains factors that ensure the reproduction and survival of the species. Selecting nesting places with specific characteristics that differ from the rest of the available habitat defines the nest-site selection, ...
Análise morfológica e paleoecológica de icnofósseis atribuídos a tetrápodes não-arcossauros da Formação Botucatu (Cretáceo Inferior)
(Universidade Federal de São Carlos, 2021-03-12)
Abstract
Ichnofossils, studied by Paleoichnology, are structures produced as a result of behavioral and physiological activities of organisms of the past. Fossil tracks (footprints), one of the best-known types of ...
Avifauna em remanescentes de Mata Atlântica no Sul da Bahia: sensibilidade e conservação
(Universidade Federal de São Carlos, 2021-03-16)
The south of Bahia stands out in the conservationist scenario, hosting the largest Atlantic Forest remnants. Consequently, the region has a rich biodiversity, containing taxa that have already been extinct in most of their ...