Ribeiro, P.C.O., Salvador, F.V., Oliveira, I.C.M. and Menezes, C.B. 2021. Factor analysis and environmental stratification in the assessment of grain sorghum adaptability and stability. Agronomy Science and Biotechnology. 7, (Jul. 2021), 1-8. DOI:https://doi.org/10.33158/ASB.r134.v7.2021.