Table 7. The effect of dietary marine derived Ca-Mg complex supplementation on apparent total tract digestibility of P, Ca, Mg, and N at the end of trial1)
| Items (%) | CON2) | CM1 | CM2 | SEM | p-value |
| Phosphorus | 32.00 | 36.08 | 34.35 | 1.63 | 0.2183 |
| Calcium | 33.77 | 36.77 | 35.88 | 1.60 | 0.4024 |
| Magnesium | 23.98 | 25.68 | 25.05 | 0.65 | 0.1839 |
| Nitrogen | 66.52 | 68.21 | 69.35 | 1.03 | 0.1614 |
Values represent the means of 24 sows per treatment.
CON, basal diet; CM1, basal diet – MgO - 0.3% limestone + 0.40% marine derived Ca-Mg complex; CM2, basal diet - MgO - 0.7% limestone + 0.40% marine derived Ca-Mg complex.