Table 6 Effect of feeding SCM on fatty acid composition of egg yolk in laying hens at 65 weeks of age
Treatment (%) | C14:0 | C16:0 | C16:1(n-7) | C18:0 | C18:1(n-9) | C18:2(n-6) | C18:3(n-3) | C20:1(n-9) | C20:4(n-6) | C22:6(n-3) | MUFA1) | PUFA2) | UFA3) | SFA4) | UFA/SFA |
0 | 0.39 | 25.93 | 2.77 | 9.39c | 43.55a | 14.35 | 0.10a | 0.30a | 2.99c | 0.23 | 46.62a | 17.67b | 64.29a | 35.71c | 1.80a |
0.2 | 0.36 | 26.86 | 2.86 | 10.45b | 40.68b | 14.40 | 0.11a | 0.27b | 3.66b | 0.35 | 43.81b | 18.52ab | 62.33b | 37.67b | 1.65b |
0.4 | 0.40 | 27.28 | 3.03 | 10.15bc | 40.24b | 14.78 | 0.14a | 0.29ab | 3.43b | 0.26 | 43.56b | 18.61ab | 62.17bc | 37.83ab | 1.66b |
0.6 | 0.37 | 27.36 | 2.72 | 10.92b | 39.33bc | 14.83 | 0.07bc | 0.27b | 3.83b | 0.31 | 42.31bc | 19.04ab | 61.35bc | 38.65ab | 1.59bc |
0.8 | 0.34 | 27.17 | 2.35 | 11.80a | 38.08c | 14.82 | 0.05c | 0.26b | 4.55a | 0.58 | 40.68c | 20.00a | 60.68c | 39.32a | 1.54c |
SEM | 0.01 | 0.19 | 0.08 | 0.17 | 0.38 | 0.24 | 0.01 | 0.01 | 0.11 | 0.05 | 0.40 | 0.24 | 0.29 | 0.29 | 0.02 |
P value | 0.11 | 0.11 | 0.07 | <0.01 | <0.01 | 0.94 | 0.01 | 0.03 | <0.01 | 0.21 | <0.01 | 0.04 | <0.01 | <0.01 | <0.01 |
a∼c Value with the same letters in the row are significantly different at 5% level.
1) Monounsaturated fatty acid, 2) Polyunsaturated fatty acid, 3) Unsaturated fatty acid, 4) Saturated fatty acid.