Table 2 Comparison of the main factors affecting the efficiency of the
machine
Speed (rpm) Moisture content (% wb)
40 53.7a* 53.0 45.0e
60 52.4b 57.6 52.2f
80 47.9c 61.4 56.8g
*Means with the same letter are not significantly different at probability
level of 5 %