Premawardena, A.K.Abeyratne, J.Wewalaarachchi, B.2020-11-082020-11-081991Engineer, 19(3):p.55-62https://dl-iesl.nsf.gov.lk/handle/1/2368Engineering and TechnologyFertilizer plantBlending unitControl systemReplacementThe Kurunegala fertilizer blend controller systemArticle