Pathiratna, L.S.S.Joseph, K.D.S.M.Perera, M.K.P.2012-04-042012-04-042004Ceylon Journal of Science (Biological Sciences)32pp.75-80https://dl.nsf.gov.lk/handle/1/7643Biological SciencesSolanum virginianumKatuwelbatuMedicinal plantsHarvesting timeFertilizer applicationLight requirementYieldPlant growthCultural practicesThe effect of some cultural practices on the growth and yield of the medicinal plant Solanum virginianum Schrad. (Katuwelbatu)Article