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B260 Fire 1999; 2001 Plot 260U


B260 Fire


High-severity burn with high charring of understory throughout. 75% duff consumption with deep char. High 45-55% consumption of medium down fuels. 5-15% change in Soil cover and color. 100% grasses, small shrubs, and forbs burned in understory; tops consumed, about 10% survival. Some of colonizers. > 90% shrub and small tree layer change in cover, low survival. 100% of intermediate trees burned, showing 80-90% crown char/torch and 10-20% scorch. 100% intermediate tree mortality. Char height is > 5 m. Black Spruce/Tussock Tundra community.


PLOT 260U7
A. Substrates 2.00
B. Vegetation <1 m. 2.83
C. Vegetation 1-5 m. 2.10
D. Intermediate Trees 2.83
E. Big Trees N/A
Understory CBI 2.31
Overstory CBI 2.83
Total Plot 2.47