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Table 1 Composition (as-is basis) of experimental diets, Exp. 1

From: Effects of a novel bacterial phytase expressed in Aspergillus Oryzae on digestibility of calcium and phosphorus in diets fed to weanling or growing pigs

Ingredient, %

Diet

 

Positive control

Negative control

500 phytase

1,000 phytase

2,000 phytase

4,000 phytase

 Ground corn

60.60

60.60

60.60

60.60

60.60

60.60

 Soybean meal, (48% CP)

32.00

32.00

32.00

32.00

32.00

32.00

 Soybean oil

3.00

3.00

3.00

3.00

3.00

3.00

 Limestone

0.90

0.90

0.90

0.90

0.90

0.90

 Dicalcium phosphate

1.65

-

-

-

-

-

 Cornstarch

-

1.65

1.625

1.60

1.55

1.45

 L-lysine•HCL

0.15

0.15

0.15

0.15

0.15

0.15

 Salt

0.40

0.40

0.40

0.40

0.40

0.40

 Phytase premix 1

-

-

0.025

0.05

0.10

0.20

 Vitamin and mineral premix 2

0.30

0.30

0.30

0.30

0.30

0.30

 Mecadox premix 3

1.00

1.00

1.00

1.00

1.00

1.00

Total

100.00

100.00

100.00

100.00

100.00

100.00

  1. 1Ronozyme HiPhos, DSM Nutritional Products, Parsippany, NJ. Produced by mixing 3.4% of concentrated phytase (58,700 units/g) and 96.6% cornstarch.
  2. 2The vitamin-micromineral premix provided the following quantities of vitamins and micro minerals per kilogram of complete diet: Vitamin A as retinyl acetate, 11,128 IU; vitamin D3 as cholecalciferol, 2,204 IU; vitamin E as DL-alphatocopheryl acetate, 66 IU; vitamin K as menadione nicotinamide bisulfate, 1.42 mg; thiamin as thiamine mononitrate, 0.24 mg; riboflavin, 6.58 mg; pyridoxine as pyridoxine hydrochloride, 0.24 mg; vitamin B12, 0.03 mg; D-pantothenic acid as D-calcium pantothenate, 23.5 mg; niacin as nicotinamide, 1.0 mg, and nicotinic acid, 43.0 mg; folic acid, 1.58 mg; biotin, 0.44 mg; Cu, 10 mg as copper sulfate; Fe, 125 mg as iron sulfate; I, 1.26 mg as potassium iodate; Mn, 60 mg as manganese sulfate; Se, 0.3 mg as sodium selenite; and Zn, 100 mg as zinc oxide.
  3. 3The Mecadox premix (Phibro Animal Health, NJ) provided 55 mg per kg of Carbadox to the complete diet.