1. Floristic changes on grasslands and heaths on Rhum after a reduction or exclusion of grazing.;Ball;J. Environ. Man.,1974
2. Each reference to a paper in the Symposium carries an asterisk indicating that it is contained in Proc. Roy. Sac. Edinb. 83B.
3. Forestry, fisheries and acid rain in Scotland;Harriman;Scott. For.,1981
4. HMSO 1981(b). Countryside (Scotland) Act 1981.