Table 3 Effect of vegetation types, climate zones, and their interaction on CO2, CO, and CH4 emission factors.

From: Greenhouse gas emission from prescribed fires is influenced by vegetation types in West African Savannas

Variables

Factors

Df

Sum Sq

Mean Sq

F value

Pr(> F)

CO2 emission factor

VT

3

0.008

0.003

16.633

 < 0.001

CZ

1

0.000

0.000

0.002

0.966

VT × CZ

3

0.002

0.001

4.518

0.006

CO emission factor

VT

3

0.582

0.194

1179.815

 < 0.001

CZ

1

0.000

0.000

0.002

0.966

VT × CZ

3

0.002

0.001

4.518

0.006

CH4 emission factor

VT

3

2.415

0.805

4897.153

 < 0.001

CZ

1

0.000

0.000

0.002

0.966

VT × CZ

3

0.002

0.001

4.518

0.006

  1. VT = vegetation type, CZ = climate zone.