[1]
P. L. SHIVRAN, I. P. S. AHLAWAT, and D. R. SHIVRAN, “Productivity, nutrient uptake and soil fertility as influenced by phosphorus and sulphur in pigeonpea (Cajanus cajan )-wheat (Triticum aestivum) cropping system *”, Indian J Agri Sci, vol. 71, no. 12, May 2014, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/40513