Standing Committee on the Disposal of Sewage (1978) Sewage Sludge Disposal Data and Reviews of Disposal to Sea. Department of the Environment/National Water Council. Standing Technical Committee Report No.8.
2.
James, J.E. and Matthews P.J. (1978) Sewage Sludge Disposal-Which Option? Annual Conference, Institute of Water Pollution Control. Torquay Sept. 1978.
3.
Anglian Water Authority ( 1978) Water Quality Report of the Director of Scientific Services 1st October 1977—31st March 1978.
4.
Porch D., Bayley R.W. and Bruce A.M. (1977) Economic aspects of Sewage Sludge Disposal. Water Research Centre. Technical Report TR42.
5.
Chumbley C.G.Permissible Levels (1971) of Toxic Metals in Sewage Used on Agricultural Land. Ministry of Agriculture, Fisheries and Food. A.D.A.S. Advisory Paper No. 10.
6.
Standing Committee on the Disposal of Sewage Sludge (1977) Report of the Working Party on the Disposal of Sewage Sludge to Land. Department of the Environment/National Water Council Standing Committee Report No. 5.
7.
Anon (1977) WHO Environmental Health Criteria for Cadmium. Ambio, 6, 287.
8.
Webber J. (1977) Effects of Zinc and Cadmium added in Different Proportions on the Growth and Composition of Lettuce. A.D.A.S. Conference 'Inorganic Pollution and Agriculture' London, April 1977.
9.
Wood C.B., King R.P. and Norris P.E.E. (1978). Some Investigations into Sludge Amended Soils and Associated Crops and the Implications for Trade Effluent Control. Water Research Centre, Conference 'Utilisation of Sewage Sludge on Land'Oxford, April 1978.
10.
Williams B.M. (1978) The Annual Health Risks from the Use of Sewage Sludge on Pastures Ibid.
11.
Coombes C., and Matthews P.J. (1978) Experiments with Injectors for the Application of Liquid Sewage Sludge to Arable Land. Ibid.
12.
Ministry of Agriculture, Fisheries and Food (1973) A.D.A.S. Fertiliser Recommendations-Agricultural and Horticultural Crops. Bulletin 209. H.M.S.O.
13.
Coker E.G. (1978) The Utilisation of Liquid Digested Sludge. Ibid Ref. 9.
14.
Institute of Water Pollution Control (1978) Manual of British Practice in Water Pollution Control Unit Processes. Sewage Sludge III: Utilization and Disposal. Maidstone.
