Table 1.

Dietary formulation and composition (as fed basis).

Item	Raw potato starch, % of diet weight
	0	6	12	24
Ingredients, %
Corn	59.82	52.33	44.85	29.88
Raw potato starch	0	6.00	12.00	24.00
Soybean meal	33.21	34.57	35.91	38.61
Soybean oil	0.50	1.00	1.50	2.50
Calcium carbonate	1.10	1.07	1.04	0.98
Dicalcium phosphate	1.74	1.78	1.82	1.89
L-Lysine-HCL	0.11	0.09	0.07	0.04
DL-Methionine	0.16	0.16	0.16	0.17
Threonine	0.02	0.01	0.01	0.01
Bentonite	2.36	2.01	1.66	0.94
Sodium chloride	0.30	0.30	0.30	0.30
Choline chloride	0.15	0.15	0.15	0.15
Vitamin premix1	0.03	0.03	0.03	0.03
Mineral premix2	0.50	0.50	0.50	0.50
Total	100.0	100.0	100.0	100.0
Calculated nutrient level, %
Apparent metabolism energy, MJ/kg	11.71	11.69	11.72	11.74
Crude protein	19.45	19.51	19.49	19.55
Calcium	0.91	0.89	0.92	0.9
Non-phytate phosphorus	0.43	0.41	0.42	0.39
Digestibility lysine	1.03	0.92	0.97	0.99
Digestibility methionine	0.41	0.43	0.42	0.42
Analyzed nutrient level, %
Resistant starch	2.76	4.84	7.51	18.16

¹Provided per kilogram of diet: Cu (CuSO₄ · 5H₂O), 8 mg; Fe (FeSO₄ · 7H₂O), 80 mg; Zn (ZnSO₄ · 7H₂O), 90 mg; Mn (MnSO₄ · H₂O), 70 mg; Se (NaSeO₃), 0.3 mg; I (KI), 0.4 mg.

²Provided per kilogram of diet: retinol, 2.06 mg; cholecalciferol, 0.04 mg; vitamin E, 30.01 mg; thiamine, 1 mg; riboflavin, 3.9 mg; pyridoxine, 3.375 mg; vitamin B₁₂, 0.01 mg; calcium pantothenate, 8.85 mg; folate, 0.5 mg; biotin, 0.1 mg; niacin, 49.25 mg.