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Estrutura da comunidade microbiana e a importância da bacterivoria por protozoários em uma represa subtropical (Represa do Lobo, SP, Brasil)
(Universidade Federal de São Carlos, 2012-02-13)
Planktonic bacteria play important role in the organic matter decomposition, nutrient cycling and as food for organisms of higher trophic levels such as flagellates and ciliates, thus representing fundamental components ...
Estudo sobre a ictiofauna do Rio Cabeça, um tributário do Rio Corumbataí com nascentes nas cuestas basalticas do estado de São Paulo
(Universidade Federal de São Carlos, 2012-03-08)
This study investigates the composition and distribution of fish species from Rio Cabeça, a tributary of Rio Corumbataí basin. Fish samples and physical data were monthly collected at four regular sampling sites and during ...
Avaliação do potencial bacterívoro de três espécies de cladocera de ocorrência tropical e subtropical
(Universidade Federal de São Carlos, 2012-11-19)
Cladocerans occupy an important position in freshwater food webs, acting like a bacteria consumer; being relatively non-selective filter feeders they can exert a strong impact on reducing microbial population. This study ...
Resposta fisiologica de Chlorella vulgaris sob concentrações variáveis de cádmio, fósforo e nitrogênio
(Universidade Federal de São Carlos, 2012-04-09)
Microalgae are capable of adapting themselves to changes in environmental conditions through the production of different biomolecules. This study investigated the effects of the metal, cadmium on the ecophysiological ...
Análise e zoneamento ambiental da área de proteção ambiental dos rios Ligeirinho e Leãozinho (Erechim, RS)
(Universidade Federal de São Carlos, 2012-03-13)
It was accomplished the analysis and environmental zoning of Ligeirinho and Leãozinho Environmental Protection Area, municipal district of Erechim, RS, with the objective of the environmental quality and ecological ...
Coleoptera (Insecta) em sistemas aquáticos florestados: aspectos morfológicos, comportamentais e ecológicos
(Universidade Federal de São Carlos, 2012-02-29)
The present thesis was drafted to broaden knowledge on Coleoptera, with an emphasis on the family Elmidae, in aquatic systems in the state of São Paulo, Brazil. The thesis is divided in four chapters: 1) inventory of aquatic ...
Riqueza e abundância de espécies em diferentes compartimentos da comunidade vegetal no gradiente fisionômico do Cerrado em Assis, SP
(Universidade Federal de São Carlos, 2012-08-03)
Fire protection has caused ongoing changes in savannas throughout the world, with the expansion of the woody component over more open vegetation. Although these changes have been documented at the landscape level, some ...
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 ...
Estudo da comunidade microbiana planctônica em um reservatório de região tropical semiárida com ênfase em técnicas moleculares
(Universidade Federal de São Carlos, 2012-02-17)
Reservoirs of Brazilian semiarid regions are essential to guarantee water supply to the people who live around them, and the multiple uses change the water quality and the communities of these ecosystems. This study aimed ...
Interações tróficas entre a espécie Geophagus brasiliensis e a comunidade de macroinvertebrados bentônicos em reservatórios de diferentes graus de trofia
(Universidade Federal de São Carlos, 2012-02-10)
The studies related to the interactions among populations in the aquatic communities are essential for providing relevant information for the understanding of energy and matter pathways in the ecosystems and subsidize to ...