AL-Jobory K, Dirach F. EFFECT OF LEAVES DEFOLIATION AND DATE OF DEFOLIATION ON YIELD OF SUNFLOWER PLANT(Helianthus annuus L.) IN GYPSYFEROUS SOIL. Iraqi Journal of Science [Internet]. 2024 Oct. 17 [cited 2025 Dec. 6];50(2):152-60. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/14147