Table 1.

Gas production in laboratory reactors after 110 days (anaerobic) or 111 days (aerobic) in storage.

	Gas production (mg/kg biomass)
Sample description	CO2	CO	H2	NOX	NO2
Ensiled	6.44 × 103 (0.55)	3.92 (0.41)	2.78 (0.14)	96.40 × 10−3 (0)	0 (0)
Modified-Ritter	19.27 × 103 (1.05)	14.89 (0.03)	14.19 (0.05)	482.00 × 10−3 (0)	65.00 × 10−3 (0)
Aerobic, 0.5 L/min	161.09 × 103 (19.83 × 103)	0	0	BD	BD
Aerobic, 1 L/min	366.53 × 103 (88.43 × 103)	0	0	BD	BD

Values represent means with one SD in parentheses.

BD, below detection.