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Table 2 Fire effects measured at a field site (Figure 2).

From: The Relationship of Multispectral Satellite Imagery to Immediate Fire Effects

Stratum

Variable (units)

Measurement Scale

Overstory

  
 

overstory canopy closure (%)

plots A-I

 

green tree crown (% green)

1/50 ha center plot

 

scorched tree crown (% brown)

1/50 ha center plot

 

charred tree crown (% black)

1/50 ha center plot

 

tree mortality (% dead)

1/50 ha center plot

Understory

  
 

high shrub mortality (% dead)

1/100 ha center plot

 

sapling mortality (% dead)

1/100 ha center plot

 

seedling mortality (% dead)

1/750 ha center plot

 

green understory cover (% green)

1/750 ha center plot

 

scorched understory cover (% brown)

1/750 ha center plot

 

charred understory cover (% black)

1/750 ha center plot

Surface

  
 

new litter cover fraction (%)

subplots 1–15

 

old litter cover fraction (%)

subplots 1–15

 

ash cover fraction (%)

subplots 1–15

 

soil cover fraction (%)

subplots 1–15

 

rock cover fraction (%)

subplots 1–15

 

uncharred organic cover fraction (%)

subplots 1–15

 

charred organic cover fraction (%)

subplots 1–15

 

total organic cover fraction (%)

subplots 1–15

 

uncharred inorganic cover fraction (%)

subplots 1–15

 

charred inorganic cover fraction (%)

subplots 1–15

 

total inorganic cover fraction (%)

subplots 1–15

 

total green cover fraction (%)

subplots 1–15

 

total uncharred cover fraction (%)

subplots 1–15

 

total charred cover fraction (%)

subplots 1–15

Subsurface

  
 

new litter depth (mm)

plots A-I

 

old litter depth (mm)

plots A-I

 

duff depth (mm)

plots A-I

 

duff moisture (%)

7 subplots / plot

 

mini-disk infiltrometer rate (ml/min)

7 subplots / plot

 

mini-disk infiltrometer time (s)

7 subplots / plot

 

water drop penetration time (s)

7 subplots / plot