Summary of methane (CH4), nitrous oxide (N2O), and carbon dixoide(CO2) emissions and emissions intensity (n = 2) among the different water regimesduring the 2019 growing season in the greenhouse.

Table 4: Summary of methane (CH4), nitrous oxide (N2O), and carbon dixoide(CO2) emissions and emissions intensity (n = 2) among the different water regimes during the 2019 growing season in the greenhouse.

Gas/Emissions Property	Water Regime
Gas/Emissions Property	0.44 cm³cm^-³	0.56 cm³cm^-3	Flood
Methane
Emissions (kg CH₄-C ha^-1 season^-1)	3.5^b†	4.1^b	10.2^a
Intensity (kg CH₄-C Mg aboveground dry matter^-1)	0.23^a	0.25^a	0.31^a
Intensity (kg CH₄-C Mg root dry matter^-1)	0.18^a	0.13^a	0.19^a
Nitrous oxide
Emissions (kg N₂O-N ha^-1 season^-1)	1.9^a	6.2^a	3.7^a
Intensity (kg N₂O-N Mg aboveground dry matter^-1)	0.12^a	0.37^a	0.11^a
Intensity (kg N₂O-N Mg root dry matter^-1)	0.10^a	0.20^a	0.10^a
Carbon dioxide
Emissions (kg CO₂-C ha^-1 season^-1)	2234^b	3235^b	6365^a
Intensity (kg CO₂-C Mg aboveground dry matter^-1)	148^a	195^a	195^a
Intensity (kg CO₂-C Mg root dry matter^-1)	116^a	103^a	118^a

^†Means in the same row followed by different letters are different at P < 0.05.