Potentially toxic elements in soils and contamination indices at the serra pelada gold mine, Para, Brazil by Renato Alves Teixeira, Edna Santos de Souza, José Roberto Ferreira, Antonio Rodrigues Fernandes

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Potentially toxic elements in soils and contamination indices at the serra pelada gold mine, Para, Brazil by Renato Alves Teixeira, Edna Santos de Souza, José Roberto Ferreira, Antonio Rodrigues Fernandes

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Grasses and legumes as cover crop in no-tillage system in northeastern Pará Brazil by Renato Alves Teixeira, Tatiana Gazel Soares, Antonio Rodrigues Fernandes, Anderson Martins de Souza Braz

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Nutrient requirements of paricá (Schizolobium parahyba var. amazonicum): optimizing seedling quality for reforestation programs by Silvio Junio RAMOS, Renato Alves TEIXEIRA, Rafael Silva GUEDES, Markus GASTAUER, Sâmia do Socorro NUNES, Cecílio Frois CALDEIRA, Ediu Carlos da SILVA JUNIOR, Pedro Walfir Martins SOUZA-FILHO

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