TY - JOUR T1 - Plot size and experimental precision for sunflower production JO - Scientia Agricola A1 - Lorentz, Leandro Homrich A1 - Boligon, Alexandra Augusti A1 - Storck, Lindolfo A1 - LĂșcio, Alessandro Dal'Col SN - 0103-9016 UL - 10.1590/S0103-90162010000400005 VL - 67 Y1 - 2010 PB - Brasil ER -