Evaluation of Sunflower Genotypes for Terminal Heat Stress Tolerance Using Yield-Based Indices and Multivariate Analysis. Euphrates journal of agricultural science, [S. l.], v. 18, n. 3, 2026. Disponível em: https://ejs-agri.com/index.php/EJAS/article/view/543. Acesso em: 5 nov. 2026.