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Rosane Freire, Cássia Maria Bonifácio, Fabrício Hernandes de Freitas, Roselene Maria Schneider, Célia Regina Granhen Tavares
Pág. 711 - 716
This paper aimed to monitor the nitrogen compounds and total phosphorous in the Maringá Stream watershed in order to investigate the spatial and temporal variations in the water quality. For this, samplings were collected from seven sites during the peri...
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Rosane Freire, Roselene Maria Schneider, Fabrício Hernandes de Freitas, Cássia Maria Bonifácio, Célia Regina Granhen Tavares
Pág. 295 - 302
This study aimed to track the spatial and temporal variations of toxic chemical compounds, such as the metals Al, Cd, Pb, Cu, Cr, Mn, Zn and the pesticide glyphosate, in Maringá stream and in a stretch of Pirapó river. The results pointed out that, in th...
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Roselene Maria Schneider, Rosane Freire, Eneida Sala Cossich, Paulo Fernando Soares, Fabrício Hernandes de Freitas, Celia Regina Granhen Tavares
Pág. 295 - 303
Este trabalho relata o conteúdo de uma avaliação das características das sub-bacias dos córregos Mandacaru e Romeira, por meio dos parâmetros de qualidade associados a estes córregos. A diferença mais significativa entre as vertentes dessas sub-bacias es...
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Giuliano Lorenzoni,Adrian Pizzinga,Rodrigo Atherino,Cristiano Fernandes,Rosane Riera Freire
Pág. pp. 3 - 28
Technical analysis, or charting, aims on visually identifying geometrical patterns in price charts in order to antecipate price "trends". In this paper we revisit the issue of thecnical analysis validation which has been tackled in the literature without...
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