| |
Harvest year 2008
|
Harvest year 2009
|
|---|
|
Components, percentage of dry matter
|
Fresh
|
Ensiled without additives
|
Ensiled with formic acid
|
Fresh
|
Ensiled without additives
|
Preserved with urea
|
|---|
| |
Month 0
|
Month 4
|
Month 8
|
Month 4
|
Month 8
|
Month 0
|
Month 4
|
Month 8
|
Month 4
|
Month 8
|
|---|
|
Dry matter, %
|
30.3
|
27.8
|
27.6
|
28.5
|
29.3
|
63.4
|
58.5
|
64.5
|
66.7
|
68.5
|
|
WSCa
|
5.7
|
1.0
|
0.9
|
7.2
|
6.6
|
1.7
|
2.4
|
1.6
|
1.3
|
1.4
|
|
Glucose
|
3.2
|
0.8
|
0.7
|
3.8
|
3.6
|
1.0
|
1.2
|
0.9
|
1.0
|
1.0
|
|
Fructose
|
2.4
|
X
|
X
|
2.1
|
1.8
|
0.5
|
0.5
|
X
|
X
|
X
|
|
Glucansb
|
7.5
|
3.8
|
3.1
|
6.4
|
6.9
|
2.3
|
4.8
|
2.3
|
4.6
|
2.2
|
|
Cellulose
|
37.1
|
41.2
|
36.3
|
37.5
|
40.7
|
35.9
|
38.3
|
42.4
|
46.5
|
39.8
|
|
Arabinoxylans
|
12.0
|
7.8
|
10.0
|
9.4
|
9.7
|
11.8
|
8.4
|
9.3
|
7.4
|
9.4
|
|
Mannans
|
2.5
|
2.7
|
2.0
|
2.5
|
2.4
|
2.1
|
2.3
|
2.4
|
2.7
|
1.9
|
|
Galactans
|
1.9
|
1.1
|
0.8
|
1.8
|
1.7
|
1.8
|
1.5
|
1.5
|
1.9
|
1.6
|
|
Galacturonic acid
|
5.7
|
5.5
|
5.2
|
5.3
|
6.4
|
4.6
|
5.0
|
3.7
|
5.1
|
3.9
|
|
Lignin
|
16.9
|
12.9
|
16.6
|
13.4
|
14.5
|
16.8
|
14.0
|
14.7
|
13.0
|
15.0
|
|
Protein
|
7.5
|
7.5
|
8.1
|
8.1
|
8.1
|
6.9
|
6.9
|
6.3
|
9.4
|
10.0
|
|
Ash
|
8.0
|
9.7
|
8.2
|
7.9
|
7.9
|
5.0
|
6.8
|
6.3
|
6.6
|
6.2
|
- Samples were extracted with acetone. Water-soluble carbohydrates (WSC) and fructose were determined from the filtrates of the blended crop.
- aNon-structural carbohydrates expressed as total monosaccharides.
- bGlucans from non-cellulose parts.
- X = < 0.5% of dry matter.
