Sirisena, D.N.Wickramasinghe, W.M.A.D.B.Ranatunge, R.A.N.D.2022-02-092022-02-092003Annals of the Sri Lanka Department of Agriculture, 5:p.341-344https://dl-doa.nsf.gov.lk/handle/1/4199FERTILIZERSPaddy cultivationNitrogen fertilizerUreaPerformance of differenat forms of urea in rice cultivationArticle