Soil

treatments

C_TMB

M CO₂ m⁻³

C_AMB

M CO₂ m⁻³

qR (%)

C_TMB C_ORG⁻¹

qR (%)

C_AMB C_ORG⁻¹

qR (%)

C_TMB C_AMB⁻¹

Yield

(g)

Moisture means

Wet

1.99a§

0.98a

1.66a

0.98a

28.33a

188a

Dry

1.88a

0.91a

1.66a

0.96a

27.66a

88b

Air quality means

Control

2.44a

0.95a

1.75a

0.98a

27.88a

108a

Rural

2.46a

0.95a

1.77a

0.99a

27.99a

105a

Urban

2.11b

0.77b

1.65b

0.67b

27.23b

90b

Suburban

2.17b

0.73b

1.43c

0.23c

27.78a

103a

Air quality × wet moisture means

Control

4.44a

1.65a

3.00a

1.23a

30.23a

112a

Rural

4.45a

1.45a

2.99a

1.33a

31.02b

112a

Urban

2.52b

1.24b

2.48b

1.02b

29.23c

93b

Suburban

2.73b

1.25b

2.48b

1.10b

29.56c

99b

Air quality × dry moisture means

Control

4.44a

1.65a

3.00a

1.23a

30.23a

112a

Rural

4.32a

1.33b

2.88a

1.21a

30.77a

101a

Urban

2.11b

1.11c

2.23b

1.09b

29.00b

88b

Suburban

2.35b

1.15c

2.48b

1.12b

29.26b

95b