Table 3.
MeanA values for the average granule size and the total starch, damaged starch, apparent amylose, and phosphorus contents of potato starches isolated from yellow-fleshed potato flours.
VarietyB | Average granule size (μm) | Total starch (%, d.b) | Damaged starch (%, s.bC) | Apparent AmyloseD (%, s.bC) | Phosphorus (ppm)E |
YKG | 41.8±0.7b | 94.5±0.5a | 0.4±0.1a | 24.2±0.2c | 870.0±0.0c |
GEM | 43.9±0.3ab | 93.8±0.7a | 0.1±0.0b | 27.8±0.1a | 1150.0±70.7a |
VIC | 36.5±0.3c | 94.8±0.3a | 0.2±0.1ab | 27.2±0.4b | 620.0±0.0d |
INN | 44.4±2.4ab | 92.9±0.8b | 0.1±0.0b | 24.3±0.1c | 525.0±7.1e |
SET | 34.5±0.6c | 93.5±0.3ab | 0.3±0.0a | 28.1±0.1a | 805.0±21.2c |
SIG | 44.8±0.9a | 94.9±0.3a | 0.2±0.0ab | 26.9±0.1b | 985.0±7.1b |
Mean value of two measurements; values within a column sharing a common letter are not significantly different (p<0.05).
YKG; Yukon Gold, VIC; Victoria, INN; Innovator, SET; Setina, SIG; Sierra Gold.
dry starch weight.
Determined using the colorimetric method of Morrison and Laignelet (1983).
Determined via inductively coupled plasma-atomic emission spectroscopy (ICP-AES) (Anderson, 1996).