2cVegetationSurveys

# 2cVegetationSurveys - Exercise 2C Shrub Tree Canopy Surveys...

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Biology 6C 57 Exercise 2C: — Length-intercept method Species Relationship Formulas ß Total Canopy Cover (combined for all species) = ß Relative Density (number of individuals of each species compared to that of all other species on transect) = ß Dominance (contribution of one species to the total canopy cover) = ß Relative Dominance (dominance of one species in terms of cover relative to all other species on transect) = ß Frequency (interval frquency) = ß Relative Frequency (interval frquency of one species relative to all other species) = ß Importance Value community) = total individuals of a species intercepting transect total individuals of all species intercepting transect x 100 = total transect length (50m) – total of length without canopy total transect length (50m) x 100 = total of intercept lengths for a species total transect length (50m) x 100 = total of intercept lengths for a species total of intercept lengths for all species x 100 = # of intervals in which the species occurs total # of transect intervals (5) x 100 = frequency value for a species frequency values for all species x 100 = relative density + relative dominance + relative frequency =

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## This note was uploaded on 09/02/2011 for the course BIOL 6C taught by Professor Sundram during the Spring '09 term at DeAnza College.

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2cVegetationSurveys - Exercise 2C Shrub Tree Canopy Surveys...

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