Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Álvaro Ramon Coelho Ovalle"'
Autor:
Beatriz Ferreira Araujo, Marcelo Gomes de Almeida, Marcos Sarmet Moreira Barros Salomão, Renato Rosa Gobo, Verônica Caldas Siqueira, Álvaro Ramon Coelho Ovalle, Carlos Eduardo de Rezende
Publikováno v:
Química Nova, Vol 33, Iss 3, Pp 501-507 (2010)
Mercury distribution and geochemical support on the Continental Margin was evaluated at the Campos Basin, Rio de Janeiro state, Brazil. The average concentrations for all analyzed elements were, respectively, 20 ± 5 ng g-1 (Hg); 30 ± 14 mg g-1 (Al)
Externí odkaz:
https://doaj.org/article/d44fcf952cb04ba797c413c1c3b7842e
Autor:
Luiz Antonio Martinelli, Carlos Eduardo de Rezende, Alvaro Ramon Coelho Ovalle, Ricardo de Oliveira Figueiredo
Publikováno v:
Revista Ambiente & Água, Vol 6, Iss 2, Pp 7-37 (2011)
The study was conducted in the lower basin of the Paraíba do Sul River (PSR), in which 57,000 km2 of the basin is located in the Brazilian states of São Paulo, Minas Gerais and Rio de Janeiro. We proposed to identify the main sources of C and N flu
Externí odkaz:
https://doaj.org/article/e4677bbbcb7f4386b88fd40c910041c6
Autor:
Mônica Aparecida Leite Silva, Claudia Ferreira Calasans, Alvaro Ramon Coelho Ovalle, Carlos Eduardo Rezende
Publikováno v:
Brazilian Archives of Biology and Technology, Vol 44, Iss 4, Pp 365-371 (2001)
The Paraíba do Sul river lower reach was monitored monthly between August 1995 and July 1996. This study was aimed at evaluating the temporal dynamics of dissolved nitrogen and phosphorus and its main controlling factors. Minimum and maximum observe
Externí odkaz:
https://doaj.org/article/90b363857d7e41ca97ed3ed0cd0a7b5e
Publikováno v:
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
The study was conducted in the lower basin of the Paraíba do Sul River (PSR), in which 57,000 km2 of the basin is located in the Brazilian states of São Paulo, Minas Gerais and Rio de Janeiro. We proposed to identify the main sources of C and N flu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______3056::9231919d9b5dbf078cc6b9469c547e51
http://www.alice.cnptia.embrapa.br/alice/handle/doc/899035
http://www.alice.cnptia.embrapa.br/alice/handle/doc/899035