M. M. A. Abdul-Razak and S. A. Mahmood 2017. SENSITIVITY OF SUNFLOWER TO WATER DEFICIT THROU GROWTH STAGES AND ROLE OF BALANCED FERTILIZERS ON PRODUCTIVITY. IRAQI JOURNAL OF AGRICULTURAL SCIENCES. 48, 6 A (Dec. 2017), 1433–1446. DOI:https://doi.org/10.36103/51d76s94.