G. L. SHARMA, B. S. MAHAPATRA, A. K. SINGH, and B. M. PANDEY, “Role of summer legumes on productivity of maize (Zea mays)- wheat (Triticum aestivum)cropping system on sandy-loam soil of western Uttar Pradesh”, Indian J Agri Sci, vol. 68, no. 6, Feb. 2013, Accessed: Oct. 28, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/27568