Pathiratna, L.S.S.Joseph, K.D.S.M.Perera, M.K.P.2012-04-042012-04-042005Ceylon Journal of Science (Biological Sciences)33pp.45-53https://dl.nsf.gov.lk/handle/1/7648AgriculturePiper longumThippiliPropagation techniquesMedicinal plant cultivationShade levelsPruning methodsDevelopment of suitable propagation techniques and management practices for the cultivation of the medicinal plant Piper longum L.Article