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Table 1 ANOVA results (main effects and linear contrasts) for fuel load by type among native and exotic grass patches. Sample size equals 30 for each grass cover type (native, exotic frequently burned, exotic single burn) and 60 for pooled exotic. Significant P-values are indicated by bold text.

From: Fuel Conditions Associated with Native and Exotic Grasses in a Subtropical Dry Forest in Puerto Rico

 

Grass cover type

Native vs. exotic (pooled)

Exotic (frequent vs. single burn)

 

F(2,76)

P

F(1,76)

P

F(1,76)

P

Total biomass

3.04

0.05

4.18

0.044

1.79

0.185

Grass

0.69

0.503

1.38

0.243

0.01

0.924

Litter

8.56

<0.001

1.01

0.318

15.93

<0.001

Shrub

4.21

0.018

5.94

0.018

2.33

0.13

1 hr TL wood

5.41

0.006

5.24

0.025

5.35

0.024

10 hr TL wood

0.32

0.73

0.04

0.848

0.59

0.445