Bacteria

Screening criteria

Specific growth rate,

h-1

Butyric acid degradation rate, ppm/g/h

Acinetobacter calcoaceticus C6

0.321

108 000

Wautersia paucula C7

0.241

64 000

Burkholderia cepacia C4

0.242

64 000

Wautersia paucula B3

0.167

36 000

Table 2: The screening results of the four identified bacteria.