Table 5. Growth performance of Pekin and Nageswari and their crossbreds (F1) under intensive management condition up to 12th week of age
| Age | Live weight (Mean ± SE)1 | Level of significance3 |
| Pekin (P) | Nageswari (N) | P♂ × N♀ | N♂ × P♀ |
| DOD2 | 46.06a±0.64 (50) | 37.93c±0.60 (42) | 46.52a±0.85 (108) | 42.18b±0.48 (101) | *** |
| 2nd week | 318.66a±7.03 (50) | 219.90c±7.9 (42) | 305.16a±5.87 (108) | 287.11b±5.30 (101) | *** |
| 4th week | 769.98a±15.75 (49) | 492.29c±21.89 (42) | 606.88b±15.74 (108) | 577.93b±15.74 (101) | *** |
| 6th week | 1,085.24a±19.36 (49) | 674.39d±24.05 (41) | 950.72b±13.63 (106) | 888.31c±14.62 (99) | *** |
| 8th week | 1,538.37a±23.18 (49) | 1,005.60d±27.62 (40) | 1,357.90b±20.15 (106) | 1,244.34c±20.19 (99) | *** |
| 10th week | 1,839.84a±34.54 (49) | 1,359.05d±25.12 (40) | 1,718.65b±24.46 (101) | 1,588.61c±25.80 (99) | *** |
| 12th week | 2,038.35a±29.74 (40) | 1,542.44d±33.61 (36) | 1,851.85b±28.59 (86) | 1,691.08c±27.80 (76) | *** |
Live weight in gram, number in the parentheses represents the number of observations.
DOD= day old duckling.
Different superscripts in the same row differ significantly for different weeks of age at ***= P<0.001 level of significance.