2015-04-062015-04-06https://dl.nsf.gov.lk/handle/1/18589BiotechnologyGenetic Engineeringplant virologyScreening black pepper vines against Piper yellow mottle virus by Polymerase Chain Reaction (PCR) and adoption of dot blot hybridization techniques for mass scale screening of Peper plantsExport Agriculture Research StationRG/97/BT/001FR 1065