Kaising, A. Goulart, I.C.G. dos Mariot, C.H.P. Menezes, V.G. Matzenbacher, F. de O. Merotto Junior, A. Spatial and temporal evolution of imidazolinone-resitant red rice in 'Clearfield' rice cultivations Subjects--Topical Terms: ARROZ VERMELHOERVA DANINHAHERBICIDA