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Table 1 Ingredients and chemical composition of concentrate, fresh cassava roots (FCR) and rice straw (% dry matter basis)

From: Sulfur, fresh cassava root and urea independently enhanced gas production, ruminal characteristics and in vitro degradability

Item

0% Sulfur

1% Sulfur

2% Sulfur

FCR

Rice straw

 

% Urea

4% Urea

2% Urea

4% Urea

2% Urea

4% Urea

 

Ingredients, % dry matter (DM)

 Cassava chip

65

63

64

63

63

61

  

 Rice bran

10

10

10

10

10

10

  

 Soybean meal

5

5

5

5

5

5

  

 Palm kernel meal

15

15

15

14

15

15

  

 Premixa

1

1

1

1

1

1

  

 Sulfur

0

0

1

1

2

2

  

 Urea

2

4

2

4

2

4

  

 Salt

1

1

1

1

1

1

  

 Molasses

1

1

1

1

1

1

  

Chemical composition

 Dry matter, %

93.6

93.6

93.6

93.6

93.6

93.6

33.0

94.7

--------------% DM-----------

 Organic matter

92.8

92.8

92.8

92.8

92.7

92.7

98.5

93.3

 Crude protein

12.4

18.1

12.2

18.1

12.5

18.2

2.4

2.7

 NDF

12.0

12.1

12.2

12.1

12.1

12.3

53.0

66.7

 ADF

8.0

8.2

8.2

8.3

8.3

8.3

31.4

43.5

 HCN, mg/kg

-

-

-

-

-

-

104.6

-

  1. a Premix composed of vitamin A: 10,000,000 IU; vitamin E: 70,000 IU; vitamin D: 1,600,000 IU; Fe: 50 g; Zn: 40 g; Mn: 40 g; Co: 0.1 g; Cu: 10 g; Se: 0.1 g; I: 0.5 g. NDF means neutral detergent fiber, ADF means acid detergent fiber, HCN means hydrogen cyanide