Changes in CO2 (upper) and O2 (lower) in packed green asparagus during
8 day at 4 C followed by 8 day at 10 C (PE, packaged samples with polyethylene
(PE) bag; Anoxia + PE, incubated with N2 gas for 8 h and packaged with PE bag). Data
are the average of four replicates
standard deviation. The different letters denote
significance among treatments.