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Síntese de 4-trifluormetil-5-(propan-1-ol-3-il)-1H-piridin-2-iminas N-substituídas
(Universidade Federal de Santa Maria, 2013-03-08)
This work presents a simple and accessible synthetic route for the
preparation of a series, of nineteen new N-substituted 4-trifluormethyl-5-
(propan-1-ol-3-yl)-pyridin-2-(1H)-imines, obtained from the reaction between ...
Unidades de conservação com fronteira agrícola podem evitar invasões? O caso da rã-touro na Mata Atlântica do Sul do Brasil
(Universidade Federal de Santa Maria, 2013-02-26)
Lithobates catesbeianus, the bullfrog is considered one of the 100 more prejudicial invasive species of the planet. Predictions based on climatic and topographic models showed atlantic forest biome regions of southern ...
Lixiviação convencional e lixiviação assistida por ultrassom de elementos terras raras a partir de fosfogesso
(Universidade Federal de Santa Maria, 2023-02-28)
Rare earth elements (REE) are a group of elements with very similar physical and chemical
properties. They include the 15 elements of the lanthanide series (La–Lu), Y, and Sc. The
need for these elements in different ...
A paternidade no pós-divórcio a partir do olhar do pai: uma pesquisa longitudinal
(Universidade Federal de Santa Maria, 2023-03-23)
Fatherhood, in recent decades, has undergone some changes both in terms of roles and in
relation to the paternal function. These modifications brought implications even in families that
experienced divorce and need to ...
Análise da variabilidade espacial e zonas de produtividade em vinhedos de Cabernet Sauvignon e Shiraz, no Vale Central Gaúcho
(Universidade Federal de Santa Maria, 2023-03-10)
A pilot project for implementing precision viticulture was started at Vinicola Velho
Amâncio. The objective of this work was to characterize the spatial variability of
vegetation (vines), using geotechnologies applied ...
Ensino e aprendizagem de astronomia sob a perspectiva do ensino por investigação e da teoria dos campos conceituais a partir da base nacional comum curricular
(Universidade Federal de Santa Maria, 2023-01-30)
Aiming for contributions to the area of Science Teaching, this thesis presents research based on the Theory of Conceptual Fields and Teaching by Investigation to support the teaching and learning process of Astronomy. ...
Ocorrência, caracterização e eficiência de fungos micorrízicos em Eucalyptus grandis e Acacia mearnsii
(Universidade Federal de Santa Maria, 2006-08-29)
It is essential that the quality of seedlings production in the forest species has an
appropriate substrate, with good structure, consistency, high porosity, high capacity of
nutrition and water retention and inoculated ...
Agricultura familiar de base agroecológica e os desafios da assistência técnica e extensão rural em aliança – Pernambuco
(Universidade Federal de Santa Maria, 2022-06-30)
The Brazilian Institute of Geography and Statistics (IBGE), in 2006 carried out the
Agricultural Census, and the results obtained, related to Family Agriculture, show that
it corresponds to about 38% (or R$ 54.4 billion) ...
Pampa Corte Plus: uma ferramenta de simulação para o ensino, pesquisa e extensão na região do Pampa
(Universidade Federal de Santa Maria, 2023-04-04)
Livestock activity has a long tradition in the Pampa Biome and is recognized for
contributing to biodiversity conservation. However, it is often associated with inadequate or
poorly planned systems, which results in the ...
Comportamento de combustíveis no solo
(Universidade Federal de Santa Maria, 2005-02-24)
The use of the petroleum as main energy base of the planet, brings with
herself serious consequences. The fractional distillation of the crude petroleum
generates hydrocarbons considered environmental pollutants, and ...