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Now showing items 71-80 of 536
Ação das enzimas extracelulares na dinâmica da decomposição de macrófitas aquáticas
(Universidade Federal de São Carlos, 2011-04-28)
Given the importance of mineralization processes to the knowledge of biogeochemical cycles in aquatic environments and aiming to detail these processes through enzymatic activities of microorganisms which act on aquatic ...
Diversidade de braconidae (Hymenoptera) e o seu uso como bioindicadores na unidade de conservação Teixeira Soares, Marcelino Ramos, RS.
(Universidade Federal de São Carlos, 2003-06-18)
This work was performed aiming to know Braconidae species from the Conservation Unity of Teixeira Soares, Marcelino Ramos/RS and to evaluate it, as a bio-indicator of environmental quality. The material was collected from ...
Análise de processos de erosão celerada, com base em fotografias aéreas e geoprocessamento: Bacia do Rio Bonito (Descalvado, SP).
(Universidade Federal de São Carlos, 2002-04-08)
This study relates the methodology adopted to organize the information on the abiotic environment related to the characterization of erosive processes visible in aerial photographs in order to contribute towards actions ...
Uso de macroalgas e variáveis físicas, químicas e biológicas para a avaliação da qualidade da água do Rio do Monjolinho, São Carlos, Estado de São Paulo.
(Universidade Federal de São Carlos, 2002-04-15)
A fluvial ecosystem has a big interaction surface with the terrestrial ecosystems. The river interact with the terrestrial ecosystem, in drains, in an equilibrated and functional unit. Besides being is a low tension system, ...
Estudo da fauna de Hymenoptera parasitóides associados a hortas orgânicas e da utilização de extratos vegetais no controle de Plutella xylostella (Lepidoptera, Plutellidae)
(Universidade Federal de São Carlos, 2009-03-25)
This work aimed to study the Hymenoptera parasitoids fauna in organic crops areas and the insecticidal activity of plant extracts from Allamanda cathartica (Apocynaceae) and Coriandrum sativum (Apiaceae) and the latex of ...
Transposição e fragmentação do Rio Piumhi (Bacia do Rio São Francisco, MG): variáveis limnológicas e microcrustáceos zooplanctônicos da Lagoa dos Tropeiros
(Universidade Federal de São Carlos, 2011-06-29)
The aim of this study was to analyse the physical and chemical characteristics of Tropeiros Lake (Capitólio, MG), located in Piumhi river sub‐basin, a river diverted from the Rio Grande basin to the são Francisco ...
Degradação da glicose pelo bacterioplâncton: mineralização e formação de produtos intermediários.
(Universidade Federal de São Carlos, 2002-12-10)
This study aimed compare the bacterioplankton heterotrofic potential and the routes of glucose mineralization, and also determined some polymeric monossacharides produced by bacterioplankton. Water samples were collected ...
Simuliidae (Diptera, Nematocera) do Estado de São Paulo
(Universidade Federal de São Carlos, 2008-02-27)
The lack of knowledge about ecology and taxonomy of black flies (Diptera: Simuliidae) in several regions of Brazil restrict the advance of programs about population control, environmental impact assessment and conservation ...
Estimativa de variabilidade genética em acessos crioulos e cultivares comerciais de tomates (Lycopersicon esculentum Mill.) do sul do Brasil e avaliação da presença do Gene Mi.
(Universidade Federal de São Carlos, 2003-12-18)
Cultivated tomato (Lycopersicon esculentum Mill.) is one of the most important
horticultural crops. Although original from the Andes region, this crop was officially introduced
in Brazil by the European immigrants during ...
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 ...