Saad A. M. Al-Doori D. Effect of Leaves Defoliation and Plant Density on Growth, Yield and Quality of Some Sunflower Genotypes (Helianthus annuus L., Compositae). BERJ [Internet]. 2012 Sep. 1 [cited 2025 Oct. 26];11(3):724-51. Available from: https://moss.uomosul.edu.iq/index.php/berj/article/view/39266