Table 3.
Mineral excretion in urine and faeces and retention in sheep (Charolais × Suffolk-Mule) on day 14 as a % of the total element intake on day 13 (% w/w) and total balance results.
| Elements | Variables | Treatments | P-values of the ANOVA test | |||||
|---|---|---|---|---|---|---|---|---|
| IL | IH | OL | OH | Form | Dose | Form × dose | ||
| Se | Excretion to urine (% of total intake) | 11.2 ± 1.39 | 9.42 ± 0.670 | 13.0 ± 0.33 | 7.80 ± 0.806 | 0.936 | 0.001*** | 0.064 |
| Excretion to faeces (% of total intake) | 52.2 ± 2.27 | 45.5 ± 3.14 | 50.9 ± 2.34 | 43.3 ± 2.51 | 0.511 | 0.016* | 0.872 | |
| Retention (% of total intake) | 36.6 ± 1.85 | 45.1 ± 3.11 | 36.1 ± 2.33 | 48.9 ± 2.14 | 0.478 | < 0.001*** | 0.377 | |
| Zn | Excretion to urine (% of total intake) | 6.62 ± 1.901 | 8.20 ± 1.819 | 8.89 ± 1.849 | 7.63 ± 1.102 | 0.525 | 0.905 | 0.298 |
| Excretion to faeces (% of total intake) | 114 ± 10.9 | 111 ± 13.8 | 115 ± 9.4 | 96.9 ± 6.74 | 0.522 | 0.309 | 0.474 | |
| Retention (% of total intake) | − 20.7 ± 12.55 | − 19.1 ± 15.15 | − 23.8 ± 9.54 | − 4.54 ± 6.571 | 0.593 | 0.336 | 0.415 | |
| Cu | Excretion to urine (% of total intake) | 0.39 ± 0.078 | 0.32 ± 0.038 | 0.43 ± 0.040 | 0.34 ± 0.037 | 0.493 | 0.055 | 0.906 |
| Excretion to faeces (% of total intake) | 97.6 ± 4.33 | 89.0 ± 2.04 | 92.8 ± 2.06 | 79.4 ± 4.82 | 0.081 | 0.012* | 0.538 | |
| Retention (% of total intake) | 1.99 ± 4.374 | 10.6 ± 2.02 | 6.74 ± 2.062 | 20.3 ± 4.84 | 0.083 | 0.012* | 0.538 | |
| Mn | Excretion to urine (% of total intake) | 0.11 ± 0.026 | 0.12 ± 0.017 | 0.12 ± 0.018 | 0.11 ± 0.019 | 0.891 | 0.981 | 0.762 |
| Excretion to faeces (% of total intake) | 95.3 ± 2.55 | 91.1 ± 5.31 | 90.2 ± 5.74 | 85.9 ± 7.34 | 0.326 | 0.419 | 0.995 | |
| Retention (% of total intake) | 4.57 ± 2.562 | 8.76 ± 5.317 | 9.70 ± 5.744 | 14.0 ± 7.34 | 0.327 | 0.420 | 0.994 | |
| S | Excretion to urine (% of total intake) | 55.8 ± 5.83 | 59.6 ± 3.52 | 59.5 ± 4.33 | 54.4 ± 3.46 | 0.818 | 0.860 | 0.232 |
| Excretion to faeces (% of total intake) | 40.5 ± 1.19 | 42.5 ± 2.75 | 41.2 ± 2.43 | 38.7 ± 3.57 | 0.547 | 0.932 | 0.393 | |
| Retention (% of total intake) | 3.63 ± 5.358 | − 2.17 ± 5.216 | − 0.64 ± 5.546 | 6.89 ± 5.685 | 0.556 | 0.832 | 0.114 | |
| P | Excretion to urine (% of total intake) | 0.19 ± 0.057 | 0.11 ± 0.028 | 0.07 ± 0.009 | 0.12 ± 0.027 | 0.189 | 0.734 | 0.112 |
| Excretion to faeces (% of total intake) | 94.3 ± 4.31 | 94.6 ± 4.06 | 93.9 ± 3.53 | 83.5 ± 6.73 | 0.256 | 0.324 | 0.297 | |
| Retention (% of total intake) | 5.47 ± 4.310 | 5.25 ± 4.070 | 6.08 ± 3.523 | 16.4 ± 6.73 | 0.252 | 0.323 | 0.302 | |
Significant values are in bold.
OH organic minerals offered at higher doses, OL organic minerals offered at lower doses, IH inorganic minerals offered at higher doses, IL inorganic minerals offered at lower doses. The symbol ‘*’ and ‘***’ indicate statistical significances of ANOVA test at p-value < 0.05 and < 0.001, respectively.