§ Mr. Buchanan-Smithasked the Secretary of State for Scotland how many projects are being carried out on research into disposal of farm wastes; and if he will extend this work.
§ Mr. RossThe Scottish agricultural colleges are engaged in a number of projects concerning the disposal of farm waste under the general co-ordination of the Joint Farm Buildings Investigation Unit at Aberdeen. Projects include cooperation with three commercial farms in investigations into the treatment of pig effluents and work on cattle effluents at Auchincruive, all using oxidation ditch systems. Other work at the West College includes anaerobic digestion of poultry wastes. Attention is also being given to the problem of waste disposal as an aspect of wider investigations. The colleges will be continuing and extending these investigations.