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Estudo comparativo entre polietileno de alta densidade, espuma de poliuretano e Amberlite XAD-2 na adsorção de hidrocarbonetos policíclicos aromáticos
(Universidade Federal de Santa Maria, 2018-08-10)
Polyciclic aromatic hydrocarbons (PAH) are compounds that present two or more condensed aromatic rings. These substances can be found in the environment, and its contamination could lead to health risks. For environmental ...
Produção de hidrogênio a partir da fermentação anaeróbia de hidrolisados de resíduos agroindustriais
(Universidade Federal de Santa Maria, 2019-02-19)
Considering the increasing global demand for energy, the reduction of nonrenewable energy resources and
concern for the environmental quality, hydrogen (H2) emerges as a clean, renewable and promising
alternative, since ...
Microinversores baseados na topologia meia-ponte isolada alimentada em corrente
(Universidade Federal de Santa Maria, 2018-07-25)
The Microinverter is an inverter sized to meet individual solar panels, usually consisting of two stages, one DC-DC stage and another CC-AC stage. For the first stage of the DC link microinverter, the isolated current-fed ...
Bandos mistos de aves em gradiente floresta-savana no sudoeste do Brasil
(Universidade Federal de Santa Maria, 2014-02-28)
Mixed flocks of birds are subsets of the community in which species interact positively to obtain benefits in predator avoidance and increase foraging efficiency. These interactions may be more or less strengthened depending ...
Composição de Lepidoptera (Papilionoidea e Hesperioidea) do Rio Grande do Sul e variabilidade espaço-temporal em três áreas no norte do estado, Brasil
(Universidade Federal de Santa Maria, 2014-09-12)
In order to contribute to the knowledge of butterflies in the Rio Grande do Sul, works related with
bionomics, taxonomy and forest inventory were consulted and it was found the spatiotemporal
variability of butterflies ...
O domínio do campo conceitual sobre processos de ensino e aprendizagem na formação inicial docente em ciências da natureza
(Universidade Federal de Santa Maria, 2018-12-06)
This research proposes to analyze the domain of the conceptual field about teaching and learning processes of an academics group of natural sciences degree from UNIPAMPA, campus Uruguaiana-RS. A case study is presented ...
Aspectos ecológicos e fitossociológicos no entorno de nascentes em formações florestais do oeste de Santa Catarina
(Universidade Federal de Santa Maria, 2011-01-21)
The present work was accomplished in the vicinity of water springs located in remaining portions of phytogeographical formations of the Western part of the Santa Catarina State in Brazil. Its main objective is to study the ...
Ecologia de fragmentos de floresta estacional decidual ripária: fitossociologia, dinâmica e relações ambientais
(Universidade Federal de Santa Maria, 2020-02-27)
Degraded forest landscapes are recurrent in the Atlantic Forest Biome, where small fragments predominate. These ecosystems still hold rich biodiversity associated with different relief landscapes, where the shrub-tree ...
Intervenção silvicultural e aspectos meteorológicos no processo de restauração no sul do Brasil
(Universidade Federal de Santa Maria, 2018-02-09)
Establishing native tree species in degraded areas represents a major challenge for forestry.
Low species diversity, especially in the later stages of succession, and the presence of adverse
ecological filters ...
Manejo de Balfourodendron riedelianum (Engl.) Engl. em formações secundárias: potencialidades e limitações
(Universidade Federal de Santa Maria, 2020-03-20)
Balfourodendron riedelianum (pau-marfim) is one of the most important commercial timber species in the South Region, recommended under the Project for the Future Project of the Ministry of the Environment, which encourages ...