A. Sogn T, Dragicevic I, Linjordet R, Krogstad T, G. H. Eijsink V, Eich-Greatorex S. Recycling of biogas digestates in plant production: NPK fertilizer valueand risk of leaching. Int. J. Recycl. Org. Waste Agric. 2018 Jan. 8;7(1). Available from: https://oiccpress.com/ijrowa/article/view/3227