R.K. Rattan and A.K. Singh BVSD. Long-Term Effect of Tillage, Water and Nutrient Management Practices on Mineral Nitrogen, Available Phosphorus and Sulphur Content under Rice-Wheat Cropping System. JISSS [Internet]. 2016 May 27 [cited 2026 Jun. 6];64(1). Available from: https://epubs.icar.org.in/index.php/JISSS/article/view/58738