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| Forest Research home > Research themes > Woodlands & the environment > Long term monitoring of forest ecosystems > GB plots and summary data > Alice Holt/Straits > Measurements
Alice Holt/Straits Level II plot - Crown condition
Average of annual surveys over 1995 to 2004 period | Aspect | Average | Standard error | Sample size |
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| Local crown density reduction (%): 5% classes | East | 20.97 | 2.40 | 60 |
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| North | 18.25 | 1.28 | 60 | | South | 25.80 | 2.58 | 60 | | West | 23.83 | 1.44 | 60 | | Absolute crown density reduction (%): 5% classes | East | 28.63 | 2.20 | 60 |
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| North | 25.67 | 1.16 | 60 | | South | 33.80 | 2.28 | 60 | | West | 31.50 | 1.26 | 60 | Insect damage score (0=none, 1=rare, 2=infrequent, 3=common, 4=abundant) | East | 0.85 | 0.12 | 60 |
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| North | 0.93 | 0.10 | 60 | | South | 0.95 | 0.12 | 60 | | West | 1.03 | 0.12 | 60 | Fungal damage score (0=none, 1=rare, 2=infrequent, 3=common, 4=abundant) | East | 0.02 | 0.02 | 60 |
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| North | 0.00 | 0.00 | 60 | | South | 0.00 | 0.00 | 60 | | West | 0.00 | 0.00 | 60 |
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