De Silva, D.P.P.Jones, P.Shaw, M.W.2014-11-122014-11-121996Tropical Agricultural Research, 8:p.401-411https://dl.nsf.gov.lk/handle/1/12078AgricultureBlack pepperPiper nigrum L.Plant disease controlPiper yellow mottle badnavirusAetiologyDisease transmissionPhytopathologyPolymerase chain reaction techniqueAetiology and control of black pepper (Piper nigrum L.) yellow mottle virus diseaseA