Interaction effects of deficit irrigation and row spacing on sunflower (Helianthus annuus L.) growth, seed yield and oil yield . International Journal of Irrigation and Water Management, [S. l.], v. 3, n. 1, p. 28–33, 2015. Disponível em: https://kevinpage.org/index.php/IJIWM/article/view/349. Acesso em: 29 oct. 2026.