Response of Nitrogen and Phosphorus Fertilizer and Plant Spacing on Growth and Yield Contributing Character of Sunflower. Bangladesh J. Sci. Ind. Res. [Internet]. 2007 Aug. 1 [cited 2026 Jul. 4];41(1):33-40. Available from: https://www.banglajol.info/index.php/BJSIR/article/view/258