Wathugala, D.L.Ranagalage, A.S.2015-04-292015-04-292015-03Journal of the National Science Foundation of Sri Lanka, 43(1):p.57-64https://dl.nsf.gov.lk/handle/1/19337enAllelopathyCrop residueEffect of incorporating the residues of Sri Lankan improved rice (oryza sativa L.) varieties on germination and growth of barnyard grass (Echinochloa crus-gilli)Article