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 [Internet]. 2013 Dec. 12 [cited 2025 Oct. 30];61(3). Available from: https://epubs.icar.org.in/index.php/JISSS/article/view/35618