Pathiratna, L.S.S.Wijesuriya, W.2014-07-102014-07-102006Bulletin of the Rubber Research Institute of Sri Lanka, 47:p.40-43https://dl-rri.nsf.gov.lk//handle/1/2524AgricultureRubberField experimentationIntercroppingExperimental designCinnamonRow spacingHevea brasiliensisA new systematic experimental design for tree crop researchArticle