de Toledo, J.F.F. 1991. Computer program to estimate genetic parameters from means and variances of experimental populations by the method of weighted least squares. Pesquisa Agropecuaria Brasileira. 26, 7 (Jul. 1991), 1023–1039. DOI:https://doi.org/10.1590/S1678-3921.pab1991.v26.3436.