Table 2.
Effect of different levels of different antioxidant supplementation (g/kg diet) on luteinizing hormone, testosterone levels, and testis somatic index of Nile tilapia, O. niloticus, fingerlings.
| Items | Luteinizing Hormone (IU/L) |
Testosterone (ng/mL) [30] | Testes Somatic Index (%) [30] |
|---|---|---|---|
| Control | 0.43 ± 0.02 b | 4.15 ± 0.13 d | 0.83 ± 0.03 c |
| GE0.2 | 0.48 ± 0.03 a,b | 5.14 ± 0.26 c | 1.01 ± 0.03 a,b,c |
| GE0.4 | 0.50 ± 0.02 a | 6.83 ± 0.30 b | 1.12 ± 0.04 a,b |
| TT0.6 | 0.47 ± 0.02 a,b | 6.53 ± 0.18 b | 1.02 ± 0.04 a,b,c |
| TT1.2 | 0.53 ± 0.01 a | 7.73 ± 0.16 a | 1.18 ± 0.05 a |
| DPPG3.0 | 0.49 ± 0.01 a,b | 4.83 ± 0.03 c | 0.96 ± 0.10 b,c |
| DPPG6.0 | 0.51 ± 0.03 a | 5.17 ± 0.28 c | 1.04 ± 0.12 a,b |
Values superscripted by different alphabets within the same column are significantly different (p < 0.05). GE, ginseng extract; TT, Tribulus terrestris extract; DPPG, date palm pollen grains. (n = 15) The testosterone level and testes somatic index cited in our previous paper [30].