Lopes, J.E.L. Chioderoli, C.A. Monteiro, L. de A. Santos, M.A.M. dos Cleef, E.H.C.B. van Nascimento, E.M.S. Operational and energy performance of the tractor-scarifier assembly: Tires, ballasting and soil cover Subjects--Topical Terms: COBERTURA DO SOLOTRATORESCARIFICADOR