DF005

Attribute: FREQCOMP

code		description
-1		Missing
CFI()		Composite fire interval = average fire return interval in years based on all trees from within the area indicated within the parentheses
MFRI		Mean fire return interval = average of point intervals
NFR		Natural fire rotation = time in years required to burn an area equal to the area of interest (heinselman 1973)
P		Point interval = average fire return interval in years from one or several adjacent trees and also for averages of mfris
VW		Van wagner = fire frequency calculated from statistical distribution of stand ages assuming uniform flammability by stand age
W		Weibull = fire frequency calculated from statistical distribution of stand ages where flammablity can vary with stand age