V. V. KRISHNAMURTHI, K. K. MATHANI. Influence of sulphur and magnesium on growth and yield of sunflower (Helianthus annuus). IJA [Internet]. 2001 Oct. 10 [cited 2026 Jun. 24];41(4):41_4 . Available from: https://pub.isa-india.in/index.php/ija/article/view/3718