Table 4.

Fatty acid (FA) profile of the Longissimus muscle of growing lambs fed barley straw and concentrate containing sunflower meal and seed either untreated (control) or treated with malic acid and heat (MAH).

Item	Concentrate
	Control	MAH	SEM 1	p =
Fatty acid (% of total fatty acids)
C10:0	0.10	0.10	0.009	0.781
C12:0	0.26	0.35	0.037	0.117
C14:0	3.23	3.60	0.129	0.055
C15:0	0.51	0.51	0.021	0.940
C16:0	21.5	21.2	0.34	0.553
C17:0	1.50	1.43	0.056	0.380
C18:0	8.18	9.09	0.460	0.177
C20:0	0.07	0.08	0.004	0.455
Total saturated FA	35.3	36.3	0.52	0.181
C14:1	0.15	0.15	0.010	0.763
C16:1	2.02	1.96	0.081	0.623
C17:1	0.92	0.87	0.044	0.430
C18:1	42.2	41.2	0.84	0.431
Total monounsaturated FA 2	45.3	44.2	0.89	0.410
C18:2 n-6	14.3	14.3	0.68	0.940
C18:3 n-3	0.15	0.16	0.008	0.808
C20:3 n-6	0.17	0.19	0.013	0.211
C20:4 n-6	4.35	4.29	0.245	0.780
C20:5 n-3	0.06	0.06	0.007	0.780
C22:5 n-3	0.29	0.31	0.023	0.570
C22:6 n-3	0.11	0.13	0.020	0.406
Total polyunsaturated FA	19.4	19.4	0.86	0.970
n-6	18.8	18.8	0.85	0.998
n-3	0.61	0.66	0.044	0.442
n-6/n-3	31.4	29.9	1.88	0.563

¹ SEM: standard error of the mean; ² all isomers of each monounsaturated FA are included.