Note: Na: Device could not operate, so no data needed to be kept. When the moisture content is more
than 25% (wb) the bucket can’t separate soil clods from cassava. When the moisture content is less
than 1% (wb), the digger can’t dig. The bucket speed at 2-3 m.sec. causes severe bouncing.
Therefore, the data did not need to be kept.
- Percentage of scoop, followed by the same letter vertically shows no significant statistical difference.