D. R. SHIVRAN, l.P.s. AHLAWAT. Effect of cropping systems and fertilizers on pigeonpea (Cajanus cajan) and wheat (Triticum aestivum) in pigeonpea-wheat sequence D. R. SHIVRAN , I.P.S. AHLAWAT . IJA [Internet]. 2001 Oct. 10 [cited 2026 Jun. 24];45(4):45_4 . Available from: https://pub.isa-india.in/index.php/ija/article/view/3428