TABLE 3.

Duncan's multiple range tests compare the means of the percentage breakage of corn kernels in different treatments of drop method, drop height, and moisture content

	Treatment	Percentage breakage of corn kernels
Drop method	Free fall	13.80 a
	Cushion box	11.41 b
	Closed let‐down ladder	7.26 c
Drop height (m)	5	8.53 c
	10	10.70 b
	15	13.26 a
Moisture content (%)	10	16.72 a
	15	13.25 b
	20	10.08 c
	25	7.69 d
	30	6.40 d

Note: a–d: Mean values in the columns with the same letter are not significantly different (p < .05).