Brechfa Level II plot - Crown condition

Average of annual surveys over 2002 to 2004 period
Aspect Average Standard error Sample size
Local crown density reduction (%): 5% classes East 9.166 1.863 18
North 7.777 1.725 18
South 14.44 1.709 18
West 14.16 1.578 18
Absolute crown density reduction (%): 5% classes East 22.5 2.259 18
North 21.38 1.657 18
South 26.38 1.887 18
West 28.33 1.616 18
Insect damage score
(0=none, 1=rare, 2=infrequent, 3=common, 4=abundant)
East 1 0.180 18
North 1 0.161 18
South 0.388 0.118 18
West 1.222 0.190 18
Fungal damage score
(0=none, 1=rare, 2=infrequent, 3=common, 4=abundant)
East 0 0 18
North 0 0 18
South 0 0 18
West 0 0 18