Wijewardena, J.D.H.Gunaratne, S.P.2020-04-292020-04-292004Annals of the Sri Lanka Department of Agriculture, 6:p.245-253https://dl-doa.nsf.gov.lk/handle/1/2082ORGANIC MANUREAnimal ManureHeavy Metal ContentsHeavy metal contents in commonly used animal manureArticle