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Guinea grass (Megathyrsus maximus)

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Guinea grass, straw

Essential Nutritional Indicators (Avg)

92.5

Dry matter

% as fed

4.3

Crude protein

% DM

44.7

ADF

% DM

75.1

NDF

% DM

Minerals

12.2

Ash

% DM

4.7

Calcium

g/kg DM

2.6

Phosphorus

g/kg DM

Guinea grass, hay

Essential Nutritional Indicators (Avg)

89.8

Dry matter

% as fed

9.1

Crude protein

% DM

42.7

ADF

% DM

71.7

NDF

% DM

Minerals

11.5

Ash

% DM

4.6

Calcium

g/kg DM

3

Phosphorus

g/kg DM

Guinea grass, aerial part, fresh

Essential Nutritional Indicators (Avg)

22.7

Dry matter

% as fed

11.2

Crude protein

% DM

43.4

ADF

% DM

72.3

NDF

% DM

Minerals

10.5

Ash

% DM

4.9

Calcium

g/kg DM

2.4

Phosphorus

g/kg DM

Guinea grass, straw

Average nutritional values

Dry matter

92.5 %

Crude protein

4.3 %

Crude fibre

40.4 %

NDF

75.1 %

ADF

44.7 %

Lignin

5 %

Ether extract

1.4 %

Ash

12.2 %

Gross energy

17.4 %

Calcium

4.7 %

Phosphorus

2.6 %

Sodium

10.1 %

Manganese

16 %

Guinea grass, hay

Average nutritional values

Dry matter

89.8 %

Crude protein

9.1 %

Crude fibre

36.7 %

NDF

71.7 %

ADF

42.7 %

Lignin

6 %

Ether extract

1.6 %

Ash

11.5 %

Gross energy

17.7 %

Calcium

4.6 %

Phosphorus

3 %

Potassium

16.3 %

Sodium

3.1 %

Magnesium

3 %

Manganese

152 %

Zinc

35 %

Copper

6 %

OM digestibility, ruminants

57.3 %

Energy digestibility, ruminants

53.9 %

ME ruminants

7.7 %

Nitrogen digestibility, ruminants

54.8 %

DE ruminants

9.5 %

Guinea grass, aerial part, fresh

Average nutritional values

Dry matter

22.7 %

Crude protein

11.2 %

Crude fibre

37.3 %

NDF

72.3 %

ADF

43.4 %

Lignin

6.1 %

Ether extract

1.8 %

Ash

10.5 %

Gross energy

18.1 %

Calcium

4.9 %

Phosphorus

2.4 %

Potassium

23.1 %

Sodium

2.7 %

Magnesium

3.4 %

Manganese

127 %

Zinc

30 %

Copper

6 %

Iron

279 %

Arginine

4.9 %

Cystine

1.4 %

Histidine

1.8 %

Isoleucine

4.3 %

Leucine

8.4 %

Lysine

5.6 %

Methionine

2.1 %

Phenylalanine

5.3 %

Threonine

4.7 %

Tryptophan

2.2 %

Valine

6.6 %

Tannins (eq. tannic acid)

5.6 %

Tannins, condensed (eq. catechin)

0 %

OM digestibility, ruminants

59.2 %

Energy digestibility, ruminants

55.3 %

ME ruminants

8 %

Nitrogen digestibility, ruminants

61.8 %

Nitrogen degradability (effective, k=6%)

42 %

Nitrogen degradability (effective, k=4%)

46 %

a (N)

25.3 %

b (N)

43 %

c (N)

0.038 %

DE ruminants

10 %

ME ruminants (gas production)

7.9 %

OM digestibility, ruminants (gas production)

65 %