Rangel, P. H. N.; Pereira, J. A.; Morais, O. P. de; Guimarães, E. P.; Yokokura, T. Genetic Gains for Grain Yield by Irrigated Rice Breeding Program in the Mid-North Region of Brazil. PAB 2000, 35 (8), 1595-1604. https://doi.org/10.1590/S1678-3921.pab2000.v35.5938.