Al- Da’mi BAH. Response of the sun flower plant (Helianthus annuus L.) to concentrations of added proline under different levels of water stress on some physiological indicators. JKAS [Internet]. 2018 Mar. 1 [cited 2024 Nov. 24];5(1):81-90. Available from: https://mail.journals.uokerbala.edu.iq:8443/index.php/Agriculture/article/view/150