Takano, H.K. Oliveira Junior, R.S. de Constantin, J. Braz, G.B.P. Franchini, L.H.M. Burgos, N.R. Multiple resistance to atrazine and imazethapyr in hairy beggarticks (Biden pilosa) Subjects--Topical Terms: PICÃO PRETOERVA DANINHAHERBICIDARESISTÊNCIA