Llyn Brianne Level II plot - Crown condition

Average of annual surveys over 1995 to 2004 period
Aspect Average Standard error Sample size
Local crown density reduction (%): 5% classes East 14.58 0.915 60
North 16 1.081 60
South 26.08 1.451 60
West 9.5 0.870 60
Absolute crown density reduction (%): 5% classes East 15.75 0.919 60
North 16.91 0.743 60
South 28.08 1.456 60
West 10.25 0.868 60
Insect damage score
(0=none, 1=rare, 2=infrequent, 3=common, 4=abundant)
East 0.25 0.093 60
North 0.733 0.180 60
South 0.366 0.121 60
West 0.15 0.057 60
Fungal damage score
(0=none, 1=rare, 2=infrequent, 3=common, 4=abundant)
East 0 0 60
North 0 0 60
South 0 0 60
West 0 0 60