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Now showing items 31-40 of 241
Estudo limnológico da Lagoa dos Tropeiros, Capitólio, MG, com ênfase na comunidade de macroinvertebrados bentônicos
(Universidade Federal de São Carlos, 2010-02-26)
The studies on the diversity and functional role of benthic macroinvertebrates in lake ecosystems can provide relevant informations regarding the functioning and the health of these freshwater ecosystems. The aim of this ...
O fitoplâncton como instrumento de biomonitoramento da qualidade da água do Reservatório de Cachoeira Dourada - Rio Paranaíba - GO/MG
(Universidade Federal de São Carlos, 2010-05-24)
The phytoplankton community is one of the communities recommended as a tool for evaluations of water quality. The relevance of ecological and sanitary studies of phytoplankton to public health is due to the fact that they ...
Estudos de sistemática molecular e de biogeografia histórica do bagre de água doce Pseudoplatystoma Bleeker, 1862 (Pimelodidae) na América do Sul
(Universidade Federal de São Carlos, 2010-03-26)
The catfishes of the Pseudoplatystoma genus are carnivore pimelodids, migratory and important for fisheries in all major river basins from South America. Only three species were recognized for the genus (P. corruscans, P. ...
Contribuição à paleoecologia da Amazônia Meridional na planície de inundação do Rio Teles Pires, do norte do Estado do Mato Grosso
(Universidade Federal de São Carlos, 2010-04-24)
Records of isotopic and elemental carbon and nitrogen and pollen in lake sediments and soils have been used for studies of Quaternary paleoecology worldwide, including in the Amazon at specific sites, such as the region ...
Avaliação da diversidade arbórea das ilhas do rio Paraguai, entre Cáceres e Estação Ecológica de Taiamã, Pantanal Matogrossense, Brasil
(Universidade Federal de São Carlos, 2010-06-14)
Several studies have evaluated the mechanisms that determine the different landscapes in the Pantanal, there are multiple factors that are working together on the islands of the Pantanal contributing to the maintenance of ...
Ecologia trófica e ecomorfologia de peixes em um trecho do Alto Rio São Francisco impactado pela transposição do Rio Piumhi, com ênfase nas espécies Pimelodus fur Lütken, 1874 e Leporinus reinhardti Lütken, 1875
(Universidade Federal de São Carlos, 2010-05-28)
Studies on the feeding of fishes provide relevant information for understanding the mechanisms allowing the coexistence and exploitation of resources by several species of fishes and also by other components of the aquatic ...
Integrando processos ambientais e espaciais na ecologia de comunidades aquáticas em escala regional
(Universidade Federal de São Carlos, 2010-06-25)
For decades the search for determinants of biodiversity and structuring processes of natural communities has been concentrated on the role of environmental factors and differences in species niche. The neutral theory of ...
Estrutura populacional do caranguejo-uçá, Ucides cordatus, (Linnaeus, 1763) (Crustacea, Brachyura, Ocypodidae) e sustentabilidade do extrativismo na reserva extrativista do Mandira, Cananéia, São Paulo, Brasil
(Universidade Federal de São Carlos, 2010-04-26)
The exploitation of Ucides cordatus is an important economic activity for the artisanal fisherman along the Brazilian coast, despite of it the scientific knowledge about the population dynamic of this resource is yet ...
Relação ecológica entre as comunidades fitoplanctônica e zooplanctônica em reservatório eutrofizado durante período de pluviosidade atípica
(Universidade Federal de São Carlos, 2011-02-28)
The study of the plankton community provides better understanding of trophic relationships through their responses in relation to environmental variables of freshwater ecosystems. These responses include the organization ...
Germinação, conservação, produção de mudas e tolerância à inundação da Vochysia divergens Pohl
(Universidade Federal de São Carlos, 2010-06-14)
The Vochysia divergens Pohl is an arboreal species of the genus Vochysiaceae, widely distributed in the wetlands of Barão de Melgaço, Poconé and Paraguay across the river Paraguay, usually associated with places that suffer ...