Ekanayake, H.M.R.K.2020-04-112020-04-112001Annals of the Sri Lanka Department of Agriculture, 3:p.43-46https://dl-doa.nsf.gov.lk/handle/1/1962PLANT PROTECTIONOryza sativaRoot knot nematode infectionHistopathologyHistopathological changes caused by Meloidogyne graminicola in rice rootsArticle