Gholipouri, Mohammad Sedghi BVA. Effect of Planting Pattern on Radiation Use Efficiency, Yield and Yield Components of Sunflower. RRST [Internet]. 2010 Jan. 9 [cited 2025 Oct. 1];2(2). Available from: https://www.updatepublishing.com/journal/index.php/rrst/article/view/374