Table 3 shows the results of applying Duncan Multiple-Range Test (DMRT) to the mean of effect of moisture content on the performance indicators. It can be seen from Table 3 that the percentages of whole seed and broken seed with dust decrease linearly from 60.57% to 56.18% and 4.77% to 2.87%, respectively, (P < 0.05) with the increase in the moisture content in the range of 7.97– 15.65% (d.b.). These decreasing trend may be owing to the fruit becomes more moistened which bind the seed with shell to remove/ detached easily. Similarly, the percentage of partially shelled fruit and unshelled fruit after decortications is increase linearly (P < 0.05) with the increase in the moisture content in the range of 7.97–15.65% (d.b.). A similar increasing trend in percentage of partially shelled fruit and unshelled fruit has been reported for okra seed and bambara groundnut [24,34]. This may be attributed to the earlier report by Oluwole et al. [24] that at low moisture content fruit become more brittle and susceptible to mechanical damage.