Summary

Variables monitored in UK Beech long-term forest monitoring plots

Variables Period Frequency of sampling Brechfa Cannonteign Covert Wood Kelty Wangford Wykeham
Foliar sampling and analysis 2005 Once ✓ ✓ ✓ ✓ ✓ ✓
2007 Once ✓
Increment 2004 Once ✓ ✓ ✓ ✓ ✓ ✓
Crown condition 1991-2001 Annual ✓
2002-2006 Annual ✓ ✓ ✓ ✓ ✓ ✓
Meteorology 2002 Continuous (automatic) ✓
2003-2005 Continuous (automatic) ✓ ✓
2006 Continuous (automatic) ✓
Deposition volume 2002-2008 4 weeks ✓ ✓ ✓ ✓
2009-2010 4 weeks ✓
SO2,O3NOx NH4 below canopy (diffusion tubes) 2002-2005 Monthly ✓ ✓ ✓ ✓
Ground vegetation 2004 Once ✓ ✓ ✓ ✓ ✓ ✓
2007 Once ✓
Litter fall quantification 2002-2008 4 weeks
(2 weeks in autumn)		 ✓ ✓ ✓ ✓
2009-2010 4 weeks
(2 weeks in autumn)		 ✓
Litter fall analysis 2009 Once ✓
Growth uptake of heavy metals 2003 Single measurement ✓ ✓ ✓ ✓ ✓ ✓