Shaking induced fruit damage
Fig. 4 Fruit damage percentage at three vibration frequencies.
(a) Overall fruit damage percentage over the accumulated vibration cycles.
Red dash dot line indicates the damage percentage (7.5%) of manually harvested fruits as a reference, including 6.7% damaged fruits in Level-2 and 0.8% fruits in Level-3.
(b) Partial fruit damage percentage within a short interval of five vibration cycles.