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Mostrando ítems 31-40 de 194
Estudo da assembleia de quirópteros (Mammalia: Chiroptera) da Gruta do Riacho Subterrâneo – município de Itu – SP
(Universidade Federal de São Carlos, 2015-04-29)
The objective of the present study was to analyze the taxonomic composition and structure
of a bat assemblage of Gruta do Riacho Subterrâneo, a granitic cave located the municipality
of Itu, São Paulo State, Brazil, and ...
Ecologia trófica e ecomorfologia da ictiofauna de igarapés maranhenses (Alcântara-MA)
(Universidade Federal de São Carlos, 2011-06-07)
The trophic ecology is one of the most important aspects to understand the role of a species in the community and in the ecosystem functioning. Studies regarding the feeding of fishes coupled to the ecomorphology of a ...
Estruturas de copa e raiz de espécies arbóreas do Cerrado nos primeiros anos de crescimento
(Universidade Federal de São Carlos, 2016-10-03)
Tree species of the cerrado vegetation show several degrees of leaf deciduousness
such as the deciduous, semi deciduous and evergreen. However, it is not clear if these
groups are functional groups. The main objective ...
Formação e mineralização de substâncias húmicas desde a decomposição de macrófitas aquáticas em reservatórios tropicais com diferentes graus de trofia
(Universidade Federal de São Carlos, 2015-07-08)
The decomposition of aquatic macrophytes is important for understanding the cycling of elements and organic matter in aquatic ecosystems. The decomposition rate is driven by biotic and abiotic factors. Thus, the aim of ...
Uso da terra e avaliação da naturalidade para o planejamento e manejo ambiental de bacias hidrográficas (Sudeste do Brasil)
(Universidade Federal de São Carlos, 2016-09-30)
Ecosystems managed manifest vulnerability according to decline of ecological
resilience and depletion or loss of the main ecosystem service flows. Driving forces
acting in landscape result in changes, which require ...
Neoicnologia como ferramenta para interpretação de traços fósseis da Icnofauna de aracnídeos da formação Botucatu (cretáceo inferior, bacia do Paraná)
(Universidade Federal de São Carlos, 2016-05-12)
Ichnofossils are abundant in the sandstones of the Botucatu Formation,
Paraná Basin, of Neocomian age. This formation covers much of the Midwest,
Southeast and South of Brazil, and other countries in South America. ...
Influência de um fragmento florestal sobre as comunidades de macroinvertebrados de um córrego tropical degradado
(Universidade Federal de São Carlos, 2012-07-05)
Land use changes have resulted in large environmental impacts, and in agricultural landscapes sometimes only forest fragments remain. However, riparian forest remnants can influence positively stream water quality, and ...
Efeitos ecotoxicológicos das nanopartículas de dióxido de titânio sobre a alga Pseudokirchneriella Subcapitata e sobre o Cladócero Ceriodaphnia Silvestrii por diferentes vias de exposição
(Universidade Federal de São Carlos, 2016-06-10)
In recent years, increased use of titanium dioxide nanoparticles (TiO 2 NPs) in consumer
products and technological devices has raised concerns regarding their environmental
impacts and their risks to human health. ...
Dinâmica espaço – temporal do bacterioplâncton em um sistema de várzea Amazônico
(Universidade Federal de São Carlos, 2017-03-09)
Amazonian floodplains are complex networks that play relevant roles in global
biogeochemical cycles, and the bacterioplankton degradation of organic matter is key in
regional carbon budget in these systems. The Amazon ...
Atividade fitotóxica de extratos foliares de Piptocarpha rotundifolia (candeia) (Less.) Baker – Asteraceae
(Universidade Federal de São Carlos, 2016-08-08)
The Brazillian savanna is one of the largest vegetation with 2,036,448 km2, about 22% of
the national territory. This bioma is considered a global hotspot (Mittermeier et al., 2004)
and consists of three biomes: tropical ...