Satchananthavale, V.Dantanarayana, D.M.2013-05-082013-05-081973Journal of the Rubber Research Institute of Sri Lanka50(3-4)pp.228-243https://dl-rri.nsf.gov.lk/handle/1/1621AgricultureHevea brasiliensisPlant diseasesPhytophthora palmivoraLeaf fallRainfallObservations on phytophthora diseases of HeveaA