CONSIDERATION ABOUT A CONSERVACIONIST STUDY ABOUT THE MICRO BASINS HYDROGRAPHICS OF THE RIVERS DOS APERTADOS AND TRÊS BOCAS, NORTH OF PARANÁ – BRAZIL

by Walquíria Machado, Ricardo Aparecido Campos, Nilza Aparecida Freres Stipp
Published 2005-05-01

DIAGNOSIS OF AN ENVIROMENTAL SYSTEM: THE CASE OF HYDROGRAPHICAL MICRO BASIN OF RIBEIRÃO DAS MARRECAS IN LONDRINA – PR – BRAZIL

by Ricardo Aparecido Campos, Walquíria Machado, Nilza Aparecida Freres Stipp
Published 2005-05-01

Physical properties of a rhodic haplustox under two sugarcane harvesting systems

by Walquíria Machado, Tiago Santos Telles, João Tavares Filho, Maria de Fátima Guimarães, Grace Bungenstab Alves, José Luiz Bernardo Borges
Published 2010-12-01

Soil aggregation and carbon stabilization in burn and no-burn sugarcane management systems

by MARIA DE FÁTIMA GUIMARÃES, JOSÉ F. DE OLIVEIRA, TIAGO S. TELLES, WALQUÍRIA MACHADO, GRAZIELA M.C. BARBOSA, JOÃO TAVARES FILHO
Published 2018-06-01