Table 4 Starch damage degree of yams grinded by various mills

Sample
Sample	Iodine absorption ratio %	Starch damage (AACC 76-31)
PM80	98.85±0.02^a*	8.76±0.14^a
PM20	97.91±0.03^b	7.84±0.03^b
RM	97.48±0.07^c	7.47±0.06^c
JM3000	99.02±0.14^a	8.83±0.13^a
JM9000	98.83±0.58^a	8.66±0.52^a

PM80: Pin mill (80 mesh screen), PM20: Pin mill (20 mesh screen), RM: Roll mill, JM3000: Jet mill (3,000 rpm), JM9000: Jet mill (9,000 rpm)
Same letters in the same column are not significantly different (p<0.05)