Food and Agriculture Organization of the United NationsFeedipedia

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Rice straw
Feed 2
Feed 3
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Rice straw, NaOH-treated

Essential Nutritional Indicators (Avg)

69.4

Dry matter

% as fed
2.9

Crude protein

% DM
37.7

ADF

% DM
63.4

NDF

% DM

Minerals

19

Ash

% DM
2.1

Calcium

g/kg DM
0.4

Phosphorus

g/kg DM

Rice straw, ammonia-treated

Essential Nutritional Indicators (Avg)

70.9

Dry matter

% as fed
11

Crude protein

% DM
67.5

NDF

% DM

Minerals

15.2

Ash

% DM

Rice straw, urea-treated

Essential Nutritional Indicators (Avg)

94

Dry matter

% as fed
7.9

Crude protein

% DM
42.3

ADF

% DM
68.6

NDF

% DM

Minerals

19.3

Ash

% DM
3.2

Calcium

g/kg DM
1.5

Phosphorus

g/kg DM

Rice straw

Essential Nutritional Indicators (Avg)

92.8

Dry matter

% as fed
4.2

Crude protein

% DM
42.4

ADF

% DM
69.1

NDF

% DM

Minerals

18.1

Ash

% DM
2.9

Calcium

g/kg DM
0.9

Phosphorus

g/kg DM

Rice straw, NaOH-treated

Average nutritional values

Dry matter
69.4 %
Crude protein
2.9 %
Crude fibre
36.2 %
NDF
63.4 %
ADF
37.7 %
Ether extract
0.9 %
Ash
19 %
Gross energy
15.2 %
Calcium
2.1 %
Phosphorus
0.4 %
Sodium
0.4 %
OM digestibility, ruminants
62 %
Energy digestibility, ruminants
58.5 %
ME ruminants
7.2 %
DE ruminants
8.9 %

Rice straw, ammonia-treated

Average nutritional values

Dry matter
70.9 %
Crude protein
11 %
NDF
67.5 %
Ash
15.2 %
OM digestibility, ruminants
57.6 %
Energy digestibility, ruminants
54.2 %
Nitrogen digestibility, ruminants
60.1 %

Rice straw, urea-treated

Average nutritional values

Dry matter
94 %
Crude protein
7.9 %
Crude fibre
34.2 %
NDF
68.6 %
ADF
42.3 %
Lignin
5.2 %
Ether extract
1.3 %
Ash
19.3 %
Gross energy
16 %
Calcium
3.2 %
Phosphorus
1.5 %
Potassium
17.5 %
Sodium
4.7 %
Magnesium
1.7 %
Manganese
387 %
Zinc
37 %
Copper
3 %
OM digestibility, ruminants
59.9 %
Energy digestibility, ruminants
56.4 %
ME ruminants
7.2 %
Nitrogen digestibility, ruminants
43 %
DE ruminants
9 %

Rice straw

Average nutritional values

Dry matter
92.8 %
Crude protein
4.2 %
Crude fibre
35.1 %
NDF
69.1 %
ADF
42.4 %
Lignin
4.8 %
Ether extract
1.4 %
Ash
18.1 %
Gross energy
15.5 %
Calcium
2.9 %
Phosphorus
0.9 %
Potassium
18 %
Sodium
2.7 %
Magnesium
1.9 %
Manganese
454 %
Zinc
34 %
Copper
6 %
Iron
335 %
Tannins (eq. tannic acid)
0.1 %
Tannins, condensed (eq. catechin)
0 %
OM digestibility, ruminants
49.8 %
Energy digestibility, ruminants
46.5 %
ME ruminants
5.8 %
Nitrogen digestibility, ruminants
2.1 %
Nitrogen degradability (effective, k=6%)
43 %
Nitrogen degradability (effective, k=4%)
48 %
a (N)
23.5 %
b (N)
55.1 %
c (N)
0.032 %
DE ruminants
7.2 %
Energy digestibility, growing pig
35 %
DE growing pig
5.4 %