Site description:
The UK is located in N.Wales, within Clocaenog Forest at Craig Bron-banog (53x03' N 3x28' W), at 490m altitutude. The site is an island of Calluna heathland of approximately 15 ha surrounded by plantation forestry. 

There is no grazing or burning at the site and management is by clipping or turf removal. The vegetation is dominated by mature Calluna vulgaris but with both Vaccinium myrtillus and Empetrum nigrum present and very sparse Deschampsia flexuosa. The soil is an acid peaty podzol. Rainfall is estimated to be 1500 - 2000 mm with an average air temperature of 8 - 10 deg. C. N deposition is estimated at present to be 20 - 25 kgN/ha/yr.

Bridget Emmett
CEH Bangor
Centre for Ecology and Hydrology 
Orton Building
University of Wales
Bangor Gwynedd LL57 2UP
UK
Tel: +44 1248 370045
Fax: +44 1248 355365
Email: bae@ceh.ac.uk