“Contribution of Integrated Nutrient Management Practices for Sustainable Crop Productivity, Nutrient Uptake and Soil Nutrient Status in Maize Based Cropping Systems”.
Journal of Nutrients 2, no. 1 (March 16, 2015): 1–10. Accessed July 27, 2026.
https://archive.conscientiabeam.com/index.php/87/article/view/2543.