Yogaratnam, N.Samarappuli, L.Dissanayake, D.M.A.P.2012-07-312012-07-311991Bulletin of the Rubber Research Institute of Sri Lanka 28pp.3-13https://dl.nsf.gov.lk/handle/1/9252AgricultureWeed managementIntercroppingChemical controlWeed control in rubber plantationsArticle