1.
G.D. Sharma and S.K. Sharma JDNSSS. Sulphur Fractions in Acid Soil Continuously Fertilized with Chemical Fertilizers and Amendments under Maize-Wheat System. JISSS. 2013;61(3). Accessed July 17, 2026. https://epubs.icar.org.in/index.php/JISSS/article/view/35618