Pathiratna, L.S.S.Perera, M.K.P.2014-07-102014-07-102005Journal of the Rubber Research Institute of Sri Lanka, 87:p.36-45https://dl-rri.nsf.gov.lk//handle/1/2523AgricultureHevea brasiliensisRubberIntercroppingMedicinal plantsSolanum virginianumAerva lanataIndigofera tinctoriaDry matter yiedPlant growthLight availabilityRoot length densityEffect of competition from rubber (Hevea) on the yield of intercropped medicinal plants, Solanum virginianum Schrad., Aerva lanata (L.) Juss. Ex. Schult and Indigofera tinctoria L.Article