The Effectiveness of Lignite Coal and Biochar in Reducing Nitrogen (N) Losses from Cattle Feedlot Manure Author/Editor(s): Kagimbo, F.M.Weatherley, A.Suter, H.Date of publication: 2012RUFORUM Conferences and Workshops Read more about The Effectiveness of Lignite Coal and Biochar in Reducing Nitrogen (N) Losses from Cattle Feedlot Manure