AL-ZUBAIDY, Najm A.; ALAWSY, Hiba M. EFFECT OF HUMIC ACID AND IRON CHELATE IN THE GROWTH AND YIELD OF SUNFLOWER Helianthus annuus L.* . Diyala Agricultural Sciences Journal , [S. l.], v. 9, n. 1, p. 213–223, 2017. Disponível em: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/1175. Acesso em: 6 may. 2024.