Conversion of cerrado into agricultural land in the south-western Amazon: carbon stocks and soil fertility - Carvalho, João Luís Nunes; Cerri, Carlos Eduardo Pellegrino; Feigl, Brigitte Josefine; Piccolo, Marisa de Cassia; Godinho, Vicente de Paula; Herpin, Uwe; Cerri, Carlos Clemente (Scientia Agricola, 2009)