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Russian comfrey (Symphytum × uplandicum)

Russian comfrey (Symphytum x uplandicum), aerial part, fresh

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Russian comfrey (Symphytum x uplandicum), aerial part, fresh

Essential Nutritional Indicators (Avg)

13.4

Dry matter

% as fed

18.6

Crude protein

% DM

18.8

NDF

% DM

Minerals

24.9

Ash

% DM

18.7

Calcium

g/kg DM

4.9

Phosphorus

g/kg DM

Russian comfrey (Symphytum x uplandicum), aerial part, fresh

Average nutritional values

Dry matter

13.4 %

Crude protein

18.6 %

Crude fibre

11.4 %

NDF

18.8 %

Ether extract

3.6 %

Ash

24.9 %

Gross energy

15.3 %

Calcium

18.7 %

Phosphorus

4.9 %

Potassium

70.1 %

Magnesium

4.3 %

Copper

17 %

Iron

4125 %

Alanine

7.1 %

Arginine

5.4 %

Aspartic acid

11.6 %

Glutamic acid

13.1 %

Glycine

6.2 %

Histidine

1.7 %

Isoleucine

5 %

Leucine

7 %

Lysine

3.6 %

Phenylalanine

5 %

Proline

5.9 %

Serine

4.7 %

Threonine

5 %

Tyrosine

3.8 %

Valine

6.8 %

OM digestibility, ruminants

84 %

Energy digestibility, ruminants

80.3 %

ME ruminants

9.8 %

Nitrogen digestibility, ruminants

82.2 %

DE ruminants

12.2 %

ME ruminants (FAO, 1982)

10.5 %

Energy digestibility, growing pig

72.1 %

DE growing pig

11 %