Table 3.
Effect of dietary chestnut wood extract supplementation on nutrient retention in broilers (%).1
| Item (%) | CON | CTC | CWE | SEM | P value |
|---|---|---|---|---|---|
| Dry matter | 75.07 | 72.84 | 74.70 | 0.61 | 0.305 |
| Organic matter | 79.40 | 77.23 | 78.64 | 0.55 | 0.401 |
| Crude protein | 62.20b | 63.50b | 65.38a | 1.15 | 0.031 |
| Gross energy | 77.65 | 75.74 | 77.39 | 0.57 | 0.358 |
| Ether extract | 92.24 | 92.66 | 91.85 | 0.42 | 0.773 |
a,bValues with different superscripts within the same row indicate a significant difference at P < 0.05.
SEM, pooled standard error of the means. Level of significant at P < 0.05.
Abbreviations: CON, control; CTC, antibiotic (chlortetracycline); CWE, chestnut wood extract.
1
Data represented the mean value of 7 sample per treatment.