A Combined System of Ground Well and Composted Olive Cake for Hot Water Production at Olive Mills

Table 2

Moisture contents and water activity of olive cake during 90 days of fermentation.

Fermentation period (day)	Moisture contents (%)	Water activity
0	34.7 ± 2.2	0.95 ± 0.03
30	33.3 ± 2.1	0.93 ± 0.04
60	34.1 ± 2.5	0.94 ± 0.05
90	35.6 ± 2.1	0.96 ± 0.04

Means ± SD.