Table 3.
Parameters | Level of DCNT (g kg−1 diet) | |||||
---|---|---|---|---|---|---|
Control (0) | 50 | 100 | 150 | SEM | r | |
Growth performance | ||||||
Daily feed intake (g) | 16.61 | 15.44 | 13.35 | 12.15 | 1.89 | −0.99 |
Daily weight gain (g) | 3.15 | 3.22 | 2.45 | 1.80 | 0.58 | −0.93 |
Feed:gain | 5.27 | 4.80 | 5.45 | 6.45 | 0.60 | 0.78 |
Daily water intake (mL) | 29.33 | 25.63 | 24.42 | 24.56 | 1.99 | −0.87 |
Mortality (%) | 0 | 0 | 0 | 0 | — | — |
Organ weights (g g−1 LBW) | ||||||
Heart | 0.054 | 0.050 | 0.050 | 0.052 | 0.002 | −0.40 |
Liver | 0.005 | 0.005 | 0.004 | 0.005 | 0.0004 | −0.26 |
Lungs | 0.008 | 0.009 | 0.008 | 0.008 | 0.0004 | −0.25 |
Kidney | 0.010 | 0.009 | 0.009 | 0.009 | 0.0004 | −0.37 |
Spleen | 0.003 | 0.003 | 0.004 | 0.004 | 0.0005 | 0.40 |
Economy of gain | ||||||
Cost of g feed (GHȼ/g) | 0.04 | 0.037 | 0.036 | 0.035 | — | — |
Feed cost/g weight gain (GHȼ) | 0.21 | 0.18 | 0.20 | 0.23 | — | — |
SEM: standard of error of the mean.
r: correlation coefficient.
LBW: Live body weight.
1 US$ is equivalent to 1.5 GHȼ.