Document Type: Research Article
Affiliations: 1: Institute of Terrestrial Ecology, Furzebrook Research Station, Wareham, Dorset BH20 5AS, U.K. 2: Mathematical Institute, North Haugh, St. Andrews, Fife KY16 9SS, Scotland, U.K. 3: Banchory Research Station, Hill of Brathens, Banchory, Kincardineshire. AB31 4BY, Scotland, U.K. 4: Scottish Agricultural Statistics Service, Macaulay Land Use Research Institute, Craigiebuckler, Aberdeen AB9 2QJ, Scotland, U.K. 5: Biosphere Consultants, 614, West Main Street, Newbern, Tennessee 38059, U.S.A. 6: Scottish Natural Heritage, 2, Anderson Place, Edinburgh. EH6 5NP, Scotland, U.K.
Publication date: January 1, 1996