THE MORPHOLOGICAL CHANGE IN SUNFLOWER PLANT UNDER HARDENING CONDITIONS TO DROUGHT TOLERANCE . I. PLANT HEIGHT AND STEM DIAMETER. Baghdad Science Journal, Iraq, Baghdad, v. 6, n. 2, p. 290–297, 2009. DOI: 10.21123/bsj.2009.6.2.290-297. Disponível em: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/982.. Acesso em: 18 jun. 2025.