Hettiarachchi, H.A.S.N.Kumarage, M.M.Bandara, K.M.C.R.K.2021-07-192021-07-192019Annals of the Sri Lanka Department of Agriculture, 21:p.98-101https://dl-doa.nsf.gov.lk/handle/1/3288Effect of aphids and whiteflies infestation on potato yield in up country wet zone of Sri LankaArticle