RAKESH KUMAR VERMA, YASHBIR SINGH SHIVAY, DINESH KUMAR, PRAKASH CHAND GHASAL. Productivity and profitability of wheat (Triticum aestivum) as influenced by different cropping systems and nutrient sources. IJA [Internet]. 2001 Oct. 10 [cited 2026 Jul. 9];61(4):429-35. Available from: https://pub.isa-india.in/index.php/ija/article/view/4408