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Variables monitored in UK Oak long-term forest monitoring plots

Variables Period Frequency of sampling Grizedale Alice Holt / Straits Savernake Ardtornish Micheldever
Foliar sampling and analysis 1995-2005 2 years tick.gif tick.gif tick.gif    
2005 Annual   tick.gif tick.gif tick.gif  
2006 Annual   tick.gif tick.gif    
2007-2008 Annual tick.gif tick.gif      
2009-2010 Annual   tick.gif     tick.gif
Soil analysis 1995 Once tick.gif tick.gif tick.gif    
2010 Once   tick.gif     tick.gif
Soil solution 1995-2001 2 weeks tick.gif tick.gif tick.gif    
2001-2006 2 weeks tick.gif tick.gif tick.gif    
2007-2009 4 weeks tick.gif tick.gif      
2009-2010 4 weeks tick.gif tick.gif     tick.gif
Soil moisture 2007-2008 Hourly   tick.gif      
2009-2010 Hourly tick.gif tick.gif     tick.gif
Soil temperature 1998-2008 Hourly   tick.gif      
2009-2010 Hourly   tick.gif     tick.gif*
Atmospheric deposition 1995-1996 2 weeks tick.gif tick.gif tick.gif    
1997-2002 4 weeks tick.gif tick.gif tick.gif    
2002-2006 4 weeks tick.gif tick.gif tick.gif V  
2007-2008 4 weeks tick.gif tick.gif      
2009-2010 4 weeks tick.gif tick.gif     tick.gif
Increment 1995-2010 5 years tick.gif tick.gif tick.gif    
2004 Once tick.gif tick.gif tick.gif tick.gif  
2008 Annual tick.gif tick.gif      
2009-2010 Annual tick.gif tick.gif     tick.gif
Permanent girth bands 2008 Monthly tick.gif tick.gif      
2009-2010 Monthly tick.gif tick.gif     tick.gif
Phenology (manual) 1995-2007 2 weeks tick.gif tick.gif tick.gif    
2007-2009 Monthly tick.gif tick.gif      
2009-2010 Weekly (spring/autumn) tick.gif tick.gif     tick.gif
Phenology (web cam) 2009-2010 Hourly   tick.gif      
Crown condition 1994-2007 Annual tick.gif tick.gif tick.gif tick.gif  
2009-2010 Annual tick.gif tick.gif     tick.gif
Leaf area index 2009-2010 Once   tick.gif     tick.gif
Meteorology 1994-2009 Daily(manual) tick.gif tick.gif      
1994-2008 Continuous (Automatic)   tick.gif      
2009-2010 Continuous (Automatic) tick.gif tick.gif     tick.gif
SO2,O3,NOx above canopy (diffusion tubes) 2003 Monthly   tick.gif      
SO2,O3,NOx,NH4 below canopy (diffusion tubes) 2001 Monthly   tick.gif      
2002-2005 Monthly tick.gif tick.gif tick.gif    
2006 Monthly   tick.gif      
NO2 1994-2010 2 weeks   tick.gif      
NH4 2000-2006 Monthly tick.gif tick.gif tick.gif    
2006-2010 Monthly tick.gif tick.gif      
Ground vegetation 1998-2004 3 years tick.gif tick.gif tick.gif    
2004-2010 3 years tick.gif tick.gif      
2003-2004 Annual       tick.gif  
2010 Once tick.gif tick.gif     tick.gif
Quantitative ground vegetation 2010 Once tick.gif tick.gif     tick.gif
Litter fall quantification 1998-2002 2 weeks (autumn) 4 weeks (winter-summer) tick.gif tick.gif      
2002-2008 2 weeks (autumn) 4 weeks (winter-summer) tick.gif tick.gif   tick.gif  
2009-2010 2 weeks (autumn) 4 weeks (winter-summer) tick.gif tick.gif     tick.gif
Litter fall analysis 2009 Once tick.gif tick.gif     tick.gif
Growth uptake of heavy metals 2003 Single measurement tick.gif tick.gif tick.gif tick.gif  

Key

  • V – Volume of throughfall only recorded.
  • * – Fortnightly at Micheldever.
Integrated forest monitoring
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Integrated forest monitoring