“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”, JASRAE, vol. 13, no. 2, pp. 945–948, Jul. 2017, Accessed: Aug. 21, 2025. [Online]. Available: https://ignited.in/index.php/jasrae/article/view/6932