Gianotti, A.R. da C. Souza, M.M.H. Pereira, I.M. Machado, E.L.M. Vieira, A.D. Magalhães, M.R. Soil and phytosociological characteriztion of an area with predominance of arnica (Lychnophora pohlii Sch. Bip.) Subjects--Topical Terms: CLASSIFICAÇÃO DO SOLOARNICAMINAS GERAIS