Chauhan, S. (2014) “Residual effect of vermicompost and thiourea on growth and yield attributes of mustard (Brassica juncea L) in semi arid regions of Agra”, Annals of Agricultural Research, 33(3). Available at: https://epubs.icar.org.in/index.php/AAR/article/view/42661 (Accessed: 27 June 2026).