Newly deposited daily growth increment of the tilapia juveniles receiving different treatments of thiourea and triiodothyronine
| DGI . | 0 p.p.m. . | 0.1 p.p.b. T3 . | 10 p.p.b. T3 . | 0.1 p.p.b. T3 + 300 p.p.m. TU . | 10 p.p.b. T3 + 300 p.p.m. TU . |
|---|---|---|---|---|---|
| 6 | – | – | – | 2 (8%) | – |
| 7 | – | – | – | 2 (8%) | – |
| 8 | – | – | – | 4 (16%) | – |
| 9 | – | – | – | 8 (32%) | 5 (22.73%) |
| 10 | – | – | – | 6 (24%) | 6 (27.27%) |
| 11 | – | – | – | 2 (8%) | 4 (18.18%) |
| 12 | – | – | – | – | 4 (18.18%) |
| 13 | 21 (80.77%) | 5 (20.83%) | 5 (19.23%) | 1 (4%) | 1 (4.55%) |
| 14 | 5 (19.23%) | 14 (58.33%) | 7 (26.92%) | – | 2 (9.09%) |
| 15 | – | 5 (20.83%) | 12 (46.15%) | – | – |
| 16 | – | – | 2 (7.69%) | – | – |
| DGI . | 0 p.p.m. . | 0.1 p.p.b. T3 . | 10 p.p.b. T3 . | 0.1 p.p.b. T3 + 300 p.p.m. TU . | 10 p.p.b. T3 + 300 p.p.m. TU . |
|---|---|---|---|---|---|
| 6 | – | – | – | 2 (8%) | – |
| 7 | – | – | – | 2 (8%) | – |
| 8 | – | – | – | 4 (16%) | – |
| 9 | – | – | – | 8 (32%) | 5 (22.73%) |
| 10 | – | – | – | 6 (24%) | 6 (27.27%) |
| 11 | – | – | – | 2 (8%) | 4 (18.18%) |
| 12 | – | – | – | – | 4 (18.18%) |
| 13 | 21 (80.77%) | 5 (20.83%) | 5 (19.23%) | 1 (4%) | 1 (4.55%) |
| 14 | 5 (19.23%) | 14 (58.33%) | 7 (26.92%) | – | 2 (9.09%) |
| 15 | – | 5 (20.83%) | 12 (46.15%) | – | – |
| 16 | – | – | 2 (7.69%) | – | – |
Fish were immersed in different treatments from 15 to 27 days post-hatching(d.p.h.). and samples were killed for measurement on 28 d.p.h.(N=22–26). DGI, daily growth increment; T3,triiodothyronine; TU, thiourea