Table 10.

Effect of supplementation of Nigella sativa oil in feed against strain Cp#4 on feed conversion ratio (trial 2).

	Feed conversion ratio (FCR = FI:BWG)
Treatment	Days 14–21	Days 0–21	Days 14–28	Days 0–28
1. No additive, no Cp	1.43 ± 0.05d,1	1.51 ± 0.11d	1.40 ± 0.08d	1.46 ± 0.09d
2. No additive, Cp	2.18 ± 0.16a	1.85 ± 0.09a,b	2.11 ± 0.14a	1.86 ± 0.12a,b
3. BMD 50 g/t, Cp	1.75 ± 0.04c	1.81 ± 0.17a,b,c	1.57 ± 0.16c	1.66 ± 0.14c
4. BCSO 2 mL/kg, Cp	1.94 ± 0.12b	1.89 ± 0.08a	1.95 ± 0.18b	1.90 ± 0.13a
5. BCSO 5 mL/kg, Cp	1.93 ± 0.18b	1.77 ± 0.09b,c	1.89 ± 0.12b	1.75 ± 0.08b,c

^a,b,c,dDifferent letters in the same column indicate significant difference (P < 0.05), Tukey's test.

¹Mean ± S.D. is average of 8 cages.