TY - SER AU - Souza,F.R.de AU - Rosa Junior,E.J. AU - Fietz,C.R. AU - Pellin,D.M.P. AU - Bergamin,A.C. AU - Gelain,E. AU - Rosa,Y..C.J. TI - Morphology and stability of aggregates of an oxisol according to tillage system and gypsum application KW - ESTRUTURA DO SOLO KW - MANEJO DO SOLO ER -