Sifuentes Pallaoro, D., Silvério Xavier Pereira, P., Berchol da Silva, A.R., Barbosa Coelho, M. de F. e Clarete Camili, E. 2025. Quality of sunflower seeds in function of thickness classification and sowing under speed variation of the seeder-fertilizer. Revista Ceres. 69, 6 (jun. 2025), 753–758.