Weeraratne, W.A.P.G.Priyantha, M.G.D.L.2022-02-092022-02-092003Annals of the Sri Lanka Department of Agriculture, 5:p.263-270https://dl-doa.nsf.gov.lk/handle/1/4186PLANT PROTECTIONBlack stem diseasePhomaSunflowerFirst report of phoma black stem of sunflower in Sri Lanka and its managementArticle