Composition
|
Roughages
|
---|
Timothy hay
|
Alfalfa hay
|
Tall fescue straw
|
Ryegrass straw
|
---|
|
─────%, as-fed basis ────
|
Moisture
|
8.22 ± 0.071)
|
9.64 ± 0.18
|
9.76 ± 0.44
|
7.72 ± 0.04
|
Crude protein
|
7.87 ± 0.18
|
17.79 ± 0.16
|
7.06 ± 0.59
|
5.39 ± 0.16
|
Crude fat
|
1.89 ± 0.02
|
1.97 ± 0.02
|
0.77 ± 0.00
|
1.10 ± 0.05
|
Crude fiber
|
32.77 ± 0.28
|
27.71 ± 0.32
|
32.57 ± 1.63
|
32.34 ± 0.19
|
Crude ash
|
6.37 ± 0.12
|
9.20 ± 0.10
|
5.97 ± 0.76
|
5.82 ± 0.07
|
NFE2)
|
42.88 ± 0.74
|
33.69 ± 0.97
|
43.87 ± 2.54
|
47.63 ± 0.19
|
Ca
|
0.28 ± 0.00
|
1.48 ± 0.02
|
0.20 ± 0.01
|
0.36 ± 0.01
|
P
|
0.16 ± 0.00
|
0.22 ± 0.00
|
0.08 ± 0.01
|
0.13 ± 0.00
|
NDF3)
|
59.99 ± 0.30
|
37.70 ± 0.43
|
59.42 ± 1.93
|
60.88 ± 0.10
|
ADF4)
|
34.36 ± 0.23
|
30.71 ± 0.68
|
34.20 ± 1.78
|
34.45 ± 0.15
|
TDN5)
|
54.61
|
53.55
|
34.18
|
52.82
|
- 1)Means ± standard error.
- 2)Nitrogen-free extract.
- 3)Neutral derergent fiber.
- 4)Acid detergent fiber.
- 5)Calculated.