Zobrazeno 1 - 10 of 34 pro vyhledávání: '"1.06.00.00-0 Química"'
1
Percepções e apontamentos de um grupo de discentes ao explorarem a hipermídia Equimídi@
Autor: Oliveira, Fabio Caires, Souto, Daise Lago Pereira, Carvalho, José Wilson Pires
Publikováno v: Revista Brasileira de Ensino de Ciência e Tecnologia; v. 11, n. 2 (2018)
Revista Brasileira de Ensino de Ciência e Tecnologia
Universidade Tecnológica Federal do Paraná (UTFPR)
instacron:UTFPR
In this paper we present a qualitative analysis based on perceptions and notes of high school students after developing an exploratory and evaluative activity with the Equimídi@ hypermedia, which is focused on the teaching of Chemistry. The research
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::f8bb06e5093187ca13ae75d6ddf77f75
https://periodicos.utfpr.edu.br/rbect/article/view/5955
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2
Comportamento do chumbo em solo argiloso tratado com lodo de esgoto contaminado e sua absorção pelas plantas
Autor: Silva, Margarete Soares da, Souza, Sílvia Naves de, Lenzi, Ervim, Luchese, Eduardo Bernardi
Publikováno v: Acta Scientiarum. Technology; Vol 21 (1999); 757-762
Acta Scientiarum. Technology; v. 21 (1999); 757-762
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
In a clayey soil placed in PVC tubes (80cm high and 10cm in diameter) five treatments were applied with sewage sludge contaminated with Pb. Three with lead, in µg.g-1, at the concentrations of 0 (control); 2,500; 5,000, and two treatments with a mix
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::ad37b8b50daac1e0dcadd1420d89088a
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3018
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3
Soluções químicas extratoras na avaliação da fitodisponibilidade do cobre em solos do Paraná
Autor: Vasconcelos, Helder Lopes, Luchese, Eduardo Bernardi, Lenzi, Ervim
Publikováno v: Acta Scientiarum. Technology; Vol 21 (1999); 793-767
Acta Scientiarum. Technology; v. 21 (1999); 793-767
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Chemical extractors behaviors were evaluated in soils which received copper manuring, according to two essays with soybean and corn as testing plants in greenhouse. The experimental design was completely randomized with three replications. The treatm
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::b9296c1edb708666af61f61171474cda
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3019
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4
Termoestabilidade da peroxidase extraída da folha de repolho
Autor: Roling, Marlei Scariot, Moura, Vagner Marques, Clemente, Edmar
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1157-1160
Acta Scientiarum. Technology; v. 22 (2000); 1157-1160
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Extracts of soluble and ion-bound peroxidase enzyme were obtained from the cabbage leaf (Brassica oleracea, L. var. capitata). Phosphate buffer solution 100 mM, pH 6.0 was used. A non-linear behavior was detected at 65, 70, 75ºC. The soluble peroxid
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::ca7d4b4fdd01ce61cac2d4725f8e8e4e
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3002
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5
Efeitos da aplicação de lodo de esgoto e de resíduo petroquímico no cultivo do milho em solos do Estado do Paraná
Autor: Gobbi, Marlene Aparecida, Pigozzo, Ana Tereza Jordão, Lenzi, Ervim, Luchese, Eduardo Bernardi
Publikováno v: Acta Scientiarum. Technology; Vol 20 (1998); 437-443
Acta Scientiarum. Technology; v. 20 (1998); 437-443
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The potentiality of two organic residues as macronutrient sources in soils was evaluated in a greenhouse experiment. The treatments consisted of one dose (38t.ha-1) of petrochemical residue and sewage sludge both neutralized by CaO + MgO at 3:1 ratio
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::cea3b25d5a10ba719a7a3142fef4cbce
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3115
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6
Avaliação da capacidade de adsorção do corante reativo laranja 16 pela quitosana
Autor: Kimura, Irene Yukiko, Fávere, Valfredo Tadeu de, Laranjeira, Mauro César Marghetti, Josué, Atche, Nascimento, Amauri do
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1161-1166
Acta Scientiarum. Technology; v. 22 (2000); 1161-1166
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Chitosan (87.2% NH2) was employed as adsorbent for the orange 16 reactive dye in an aqueous medium. The dye is used in textile dyeing. Isotherms of adsorption were determined according to variations of pH and the initial concentration of the dye. Res
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::8f3b67c75bf20947c91e225c5bd1190f
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3003
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7
Caracterização físico-química e perfil da composição em ácidos graxos de salsichas do tipo comum
Autor: Pereira, Nadia Rosa, Teixeira Tarley, César Ricardo, Visentainer, Jesuí Vergílio, Matsushita, Makoto, Souza, Nilson Evelázio de
Publikováno v: Acta Scientiarum. Technology; Vol 20 (1998); 433-436
Acta Scientiarum. Technology; v. 20 (1998); 433-436
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Moisture, ash, protein, cholesterol and lipids content as well as fatty acid composition of common type sausages from the principal Brazilian brands were determined. Analyses of cholesterol and fatty acid methyl esters were performed by capillary gas
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::b7d5a23d4d61c86b11f5e04d4d6e16f5
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3116
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8
Avaliação do teor de alguns metais e de nutrientes de lodos de estações de tratamento de esgoto de Maringá
Autor: Almeida, Vitor de Cinque, Lenzi, Ervim, Favero, Luzia Otília Bortotti, Luchese, Eduardo Bernardi
Publikováno v: Acta Scientiarum. Technology; Vol 20 (1998); 419-425
Acta Scientiarum. Technology; v. 20 (1998); 419-425
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The aim of this research was to evaluate the amount of some metals and nutrients in the sludge of the sewage treatment stations (STS) of Maringá. During the year samples of sludge were collected at STS-2 and STS-3. Previously dried and ground the sl
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::c253862620897c1584a67d6083ac2f2c
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3118
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9
Comparação dos extratores Mehlich-1 e Bray-1 com o coletor a base de óxido de ferro na avaliação do fósforo no solo
Autor: Palacio, Soraya Moreno, Luchese, Eduardo Bernardi, Lenzi, Ervim
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1151-1156
Acta Scientiarum. Technology; v. 22 (2000); 1151-1156
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The efficiency of methods Mehlich-1, Bray-1 and phosphorus collector to extract phosphorus from soils was tested. Samples of three soils, Dystric Nitosols; Rhodic Fenasols; Ferric Acresol and maize (Zea mays L.) as test plant were used in a greenhous
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::bc09bab5088532b6b5f331dd12cc06ed
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3001
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10
Comportamento do chumbo (Pb) em latossolo vermelho escuro textura média tratado com lodo contaminado e sua absorção pelas plantas
Autor: Silva, Margarete Soares da, Souza, Silvia Naves de, Lenzi, Ervim, Luchese, Eduardo Bernardi
Publikováno v: Acta Scientiarum. Technology; Vol 20 (1998); 427-432
Acta Scientiarum. Technology; v. 20 (1998); 427-432
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Five treatments were applied in a sandy soil with contaminated sewage sludge. Three treatments with lead, in µg.g-1, in the concentrations of 0 (control); 2,500; 5,000 and two with a mixture of lead + cadmium (as interferer), in µg.g-1 each, in the
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::253fece93c99ddc8f7328f040906ed73
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3117
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