Evaluation of mulching, intercropping with Sesbania and herbicide use for weed management in dry-seeded rice (Oryza sativa L.) - Singh, Samar; Ladha, J.K.; Gupta, R.K.; Bhushan, Lav; Rao, A.N.; Sivaprasad, B.; Singh, P.P. (Elsevier, 2007)