Table 3.
Effect of housing systems and Se, Zn, and vitamin E supplementation on selenium and zinc concentrations (μmol/L) in blood plasma of lambs before and after the end of the experiment
| Trace element | Before fattening1 | After fattening | SEM2 | p-value3 | |||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
|||||||
| C | S | G | C | S | G | C vs S | C vs G | ||
| Se | 1.11 | 1.12 | 1.15 | 1.19 | 1.42 | 1.11 | 0.011 | 0.000 | 0.936 |
| Zn | 13.05 | 13.21 | 12.98 | 13.29 | 17.66 | 11.95 | 0.188 | 0.000 | 0.335 |
1
Group before and after fattening: Group C = Indoor with no supplement; S = Indoor with supplement, G = Outdoor with no supplement.
2
Standard error of the mean.
3
Supplementation effect C vs S and the housing effect C vs G.