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Table 3 Mineral and vitamin content of the major cereal grains (g/kg of DM)

From: Barley grain for ruminants: A global treasure or tragedy

Nutrient

Barley

Corn

Wheat

Oats

Sorghum

Calcium

0.5

0.3

0.5

0.1

0.4

Phosphorous

3.5

3.2

4.4

4.1

3.4

Potassium

5.7

4.4

4.0

5.1

4.4

Magnesium

1.2

1.2

1.3

1.6

1.7

Sodium

0.1

0.1

0.1

0.2

0.1

Sulfur

1.5

1.1

1.4

2.1

1.4

Copper, ppm

5.3

2.5

6.5

8.6

4.7

Iron, ppm

59.5

54.5

45.1

94.1

80.8

Manganese, ppm

18.3

7.9

36.6

40.3

15.4

Selenium, ppm

-

0.14

0.05

0.24

0.46

Zinc, ppm

13.0

24.2

38.1

40.8

1.0

Cobalt, ppm

0.35

-

-

0.06

-

Molybdenum, ppm

1.16

0.60

0.12

1.70

-

Vit A, 1000 IU/kg

3.8

1.0

0.0

0.2

0.05

Vit E, 1000 IU/kg

26.2

25.0

14.4

15.0

12.0

  1. NRC (1996, 2001).