|
Item
|
Protein source
|
Protein level
|
SEM
|
P
|
|---|
|
Cottonseed meal
|
Soybean meal
|
12 %
|
14 %
|
Source
|
Level
|
Source × Level
|
|---|
|
Arginine
|
19.36
|
18.50
|
18.76
|
19.10
|
0.85
|
0.50
|
0.79
|
0.70
|
|
Histidine
|
84.49
|
84.66
|
84.69
|
84.46
|
1.43
|
0.93
|
0.91
|
0.79
|
|
Isoleucine
|
8.94
|
9.30
|
8.80
|
9.44
|
0.43
|
0.57
|
0.31
|
0.44
|
|
Leucine
|
15.70
|
15.03
|
16.07
|
14.67
|
0.52
|
0.71
|
0.09
|
0.24
|
|
Lysine
|
20.76
|
19.51
|
21.93
|
18.34
|
0.93
|
0.38
|
0.02
|
0.28
|
|
Methionine
|
5.26
|
5.51
|
5.73
|
5.05
|
0.18
|
0.34
|
0.02
|
0.44
|
|
Phenylalanine
|
10.94
|
11.03
|
11.33
|
10.64
|
0.28
|
0.84
|
0.11
|
0.48
|
|
Threonine
|
9.24
|
9.56
|
9.81
|
8.99
|
0.51
|
0.67
|
0.27
|
0.32
|
|
Tryptophan
|
2.92
|
3.02
|
2.82
|
3.12
|
0.12
|
0.58
|
0.09
|
0.48
|
|
Valine
|
14.05
|
12.36
|
13.15
|
13.26
|
0.49
|
0.03
|
0.88
|
<0.01
|
|
Alanine
|
158.09
|
165.34
|
161.15
|
162.48
|
6.40
|
0.42
|
0.89
|
0.21
|
|
Asparagine
|
5.37
|
5.13
|
5.58
|
4.92
|
0.31
|
0.59
|
0.15
|
0.35
|
|
Cysteine
|
0.61
|
0.29
|
0.58
|
0.33
|
0.12
|
0.08
|
0.12
|
0.53
|
|
γ-aminobutyric acid
|
0.36
|
0.36
|
0.37
|
0.36
|
0.01
|
0.99
|
0.50
|
0.66
|
|
Glutamate
|
12.11
|
13.63
|
12.31
|
13.43
|
1.03
|
0.31
|
0.45
|
0.82
|
|
Glutamine
|
92.04
|
83.21
|
100.73
|
74.53
|
10.01
|
0.52
|
0.08
|
0.56
|
|
Glycine
|
38.21
|
43.12
|
42.79
|
38.55
|
2.42
|
0.17
|
0.23
|
0.34
|
|
Proline
|
13.06
|
12.93
|
13.19
|
12.80
|
0.43
|
0.84
|
0.53
|
0.41
|
|
Serine
|
11.56
|
10.02
|
11.62
|
9.95
|
0.60
|
0.09
|
0.07
|
0.27
|
|
Tyrosine
|
11.11
|
10.77
|
10.97
|
10.90
|
0.46
|
0.62
|
0.95
|
0.70
|
|
Sulfur-containing amino acidsa
|
5.87
|
5.80
|
6.30
|
5.37
|
0.23
|
0.84
|
0.01
|
0.78
|
|
Total amino acids
|
534.21
|
533.49
|
552.39
|
515.31
|
13.23
|
0.84
|
0.01
|
0.78
|
-
aSum of methionine and cysteine
