“Effects of Continuous Use of Nitrogen Alone and In Combination with Phosphorus and Potassium Fertilizers on Plant Available Major and Secondary Nutrients in Soil under Wheat-Rice Intensive Crop Rotation: Impacts of Continuous Fertilizer Use on Soil Nutrient Availability and Crop Productivity” (2017) Journal of Advances and Scholarly Researches in Allied Education, 13(2), pp. 945–948. Available at: https://ignited.in/index.php/jasrae/article/view/6932 (Accessed: 21 August 2025).