Weaver, D M The effectiveness of lime-based amendments and bauxite residues at removing phosphorus from piggery effluent. [electronic resource] - Environmental pollution (Barking, Essex : 1987) 1987 - 163-75 p. digital Publication Type: Journal Article ISSN: 0269-7491 Standard No.: 10.1016/0269-7491(87)90074-1 doi