| |
Alentejana
|
Barrosã
|
P
|
|---|
| |
HS
|
LS
|
HS
|
LS
|
Breed
|
Diet
|
Breed × Diet
|
|---|
| |
Mean
|
SE
|
Mean
|
SE
|
Mean
|
SE
|
Mean
|
SE
| | | |
|---|
|
Total lipids§
|
1.21a
|
0.758
|
1.25a
|
0.836
|
1.76b
|
1.208
|
2.76c
|
1.955
|
<0.001
|
<0.001
|
0.001
|
|
Main individual fatty acids
| | | | | | | | | | | |
|
14:0†
|
2.04
|
0.082
|
2.24
|
0.121
|
2.29
|
0.075
|
2.71
|
0.098
|
<0.001
|
0.003
|
0.261
|
|
16:0†
|
23.50a
|
0.362
|
23.17a
|
0.439
|
23.33a
|
0.325
|
25.40b
|
0.373
|
0.011
|
0.028
|
0.003
|
|
16:1c9
|
2.37
|
0.162
|
2.52
|
0.102
|
2.85
|
0.103
|
3.27
|
0.189
|
<0.001
|
0.057
|
0.361
|
|
18:0
|
15.14
|
0.709
|
14.04
|
0.492
|
14.20
|
0.424
|
14.04
|
0.423
|
0.378
|
0.244
|
0.380
|
|
18:1c9‡
|
28.36
|
0.702
|
28.85
|
0.783
|
31.04
|
0.823
|
33.52
|
0.645
|
<0.001
|
0.053
|
0.189
|
|
18:1c11
|
2.90
|
0.302
|
3.35
|
0.083
|
3.40
|
0.254
|
3.08
|
0.088
|
0.586
|
0.762
|
0.078
|
|
CLA(c9t11)
|
0.21
|
0.011
|
0.20
|
0.014
|
0.45
|
0.025
|
0.45
|
0.018
|
<0.001
|
0.815
|
0.789
|
|
18:2n-6*
|
7.39c
|
0.387
|
8.32c
|
0.719
|
6.07b
|
0.329
|
4.22a
|
0.251
|
<0.001
|
0.333
|
0.007
|
|
20:4n-6†
|
2.39
|
0.156
|
2.25
|
0.148
|
1.53
|
0.140
|
1.28
|
0.117
|
<0.001
|
0.001
|
0.052
|
|
Partial sums
| | | | | | | | | | | |
|
Σ SFA†
|
42.10a
|
0.755
|
40.69a
|
0.815
|
41.29a
|
0.672
|
43.22b
|
0.624
|
0.209
|
0.736
|
0.037
|
|
Σ MUFA‡
|
35.77
|
0.876
|
36.92
|
0.866
|
41.58
|
0.825
|
40.31
|
0.939
|
<0.001
|
0.952
|
0.206
|
|
Σ TFA
|
1.65
|
0.095
|
2.03
|
0.145
|
2.49
|
0.106
|
2.62
|
0.114
|
<0.001
|
0.038
|
0.294
|
|
Σ PUFA*
|
11.92
|
0.465
|
12.57
|
0.929
|
9.11
|
0.959
|
7.29
|
0.491
|
<0.001
|
0.446
|
0.111
|
|
Σ n-3 PUFA†
|
1.50
|
0.095
|
1.13
|
0.059
|
1.23
|
0.134
|
0.661
|
0.038
|
<0.001
|
<0.001
|
0.288
|
|
Σ n-6 PUFA*
|
10.27
|
0.407
|
11.34
|
0.886
|
7.90
|
0.791
|
6.55
|
0.472
|
<0.001
|
0.843
|
0.083
|
|
Σ BCFA
|
1.66
|
0.062
|
1.41
|
0.057
|
1.71
|
0.054
|
1.46
|
0.054
|
0.394
|
<0.001
|
0.956
|
- §Published in [19].
- 1Different superscripts differ at least P < 0.05. SFA, sum of 12:0, 14:0, 15:0, 16:0, 17:0, 18:0, 20:0 and 21:0; MUFA, sum of c9-14:1, c7-16:1, c9-16:1, c9-17:1, c9-18:1, c11-18:1, c12-18:1, c13-18:1, 18:1c15 and c11-20:1; TFA, sum of 18:1t6-t8, 18:1t9, 18:1t10, 18:1t11, 18:1 t16 + c14 and 18:c9t11; PUFA, sum of 18:2n-6, 18:3n-6, 18:3n-3, 20:2n-6, 20:3n-6, 20:3n-9, 20:4n-6, 20:5n-3, 22:4n-6, 22:5n-3 and 22:6n-3; BCFA, sum of i-15:0, a-15:0, i-16:0, i-17:0, a-17:0 and i-18:0.
- 2Total lipids are expressed as g/100 g muscle; fatty acid composition is expressed as g/100 g fatty acids.
- 3HS high silage, LS low silage.
- †Variable adjusted for breed × total lipids; ‡ Variable adjusted for total lipids; * Variable adjusted for breed × diet × total lipids.
