Loss of macronutrients (N, P, K) in the hydrographic basin of the River Ivaí, an affluent of the River Paraná

Autor: Luzia Otília Bortotti Fávero, Ervim Lenzi, Deborah Maria Corrêa Guiraud, Eduardo Bernardi Luchese

Publikováno v: Brazilian Archives of Biology and Technology v.47 n.4 2004
Brazilian Archives of Biology and Technology
Instituto de Tecnologia do Paraná (Tecpar)
instacron:TECPAR
Brazilian Archives of Biology and Technology, Vol 47, Iss 4, Pp 649-658 (2004)
Brazilian Archives of Biology and Technology, Volume: 47, Issue: 4, Pages: 649-658, Published: AUG 2004

Influence of some environmental variables in the loss of macronutrients N, P, K, from the hydrographic basin of the River Ivaí were analysed. Water samples of the river were monthly collected for five consecutive days during a year. In terms of tota

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9bff76ffe1eaa2435ecb0050fb62e117
https://doi.org/10.1590/s1516-89132004000400019

Phosphorus collectors from filter paper and synthetic cloth coated with iron or aluminium oxide to provide phosphorus by diffusion in soils

Autor: Ervim Lenzi, Luceide Heloisa Loubak, Eduardo Bernardi Luchese, Luzia Otília Bortotti Fávero

Publikováno v: Brazilian Archives of Biology and Technology, Volume: 43, Issue: 2, Pages: 173-179, Published: 2000
Brazilian Archives of Biology and Technology v.43 n.2 2000
Brazilian Archives of Biology and Technology
Instituto de Tecnologia do Paraná (Tecpar)
instacron:TECPAR
Brazilian Archives of Biology and Technology, Vol 43, Iss 2, Pp 173-179 (2000)

Phosphorus collectors made from filter paper and synthetic cloth, were tested to evaluate their feasibility of determining the need for phosphate application. The collectors were coated with two types of oxides, iron oxide and aluminium oxide. The ca

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::192f0ba86ac260f90e740b8a204ef021
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132000000200006&lng=en&tlng=en

Detalhes da utilização do íon hidróxido, HO-, no tratamento de efluentes contaminados com metal pesado zinco - doi: 10.4025/actascitechnol.v33i3.8379 Details of hydroxide ion utilization in the treatment of contaminated effluents with zinc - doi: 10.4025/actascitechnol.v33i3.8379

Autor: Luzia Otilia Bortotti Favero, Vitor de Cinque Almeida, Ervim Lenzi, Fernando Juliato Becker

Publikováno v: Acta Scientiarum: Technology, Vol 33, Iss 3, Pp 313-322 (2011)

O estudo abordou o tratamento do efluente gerado num Espectrômetro de Absorção Atômica - EAA, no tocante ao metal pesado zinco, utilizando a propriedade do cátion formar o precipitado Zn(OH)2(ppt). O assunto foi tratado teórica e praticamente.

Externí odkaz: https://doaj.org/article/a5a2b60344624f959d129ee1b0fce105

Avaliação do teor de alguns metais e de nutrientes de lodos de estações de tratamento de esgoto de Maringá

Autor: Vitor de Cinque Almeida, Ervim Lenzi, Luzia Otília Bortotti Favero, Eduardo Bernardi Luchese

Publikováno v: Acta Scientiarum: Technology, Vol 20, Iss 0, Pp 419-425 (1998)

Este trabalho teve como objetivo avaliar o teor de alguns metais e de nutrientes dos lodos de estações de tratamento de esgotos (ETE) de Maringá. Ao longo de um ano, foram feitas coletas de amostras de lodo junto à ETE-2 e ETE-3. As amostras de l

Externí odkaz: https://doaj.org/article/9db25833bbba4659ac86179c32406bc3