Table 3 Effects of DPL and DPR supplementation on growth performance in chickens (mean ± SD, n = 20)

32.62 ± 3.51

32.41 ± 4.22

32.92 ± 2.92

31.69 ± 3.77

32.04 ± 4.2

31.85 ± 2.99

31.94 ± 3.73

32.02 ± 4.71

501.54 ± 37.02

543.47 ± 24.31

517.61 ± 23.11

528.82 ± 22.23

534.49 ± 38.89

505.83 ± 41.26

516.72 ± 39.43

518.50 ± 37.67

10.51 ± 1.15^c

12.68 ± 1.88^a

10.55 ± 2.03^c

11.11 ± 1.94^c

12.58 ± 1.85^c

10.52 ± 2.11^c

10.91 ± 1. 95^bc

11.25 ± 2.07^ab

18.42 ± 2.18^d

23.45 ± 2.83^a

21.94 ± 2.13^d

22.44 ± 2.72 ^cd

22.88 ± 3.41 ^cd

22.33 ± 2.44^c

22.80 ± 3.62^b

22.83 ± 3.73^b

2.13 ± 0.27^a

1.85 ± 0.19^c

2.08 ± 0.23^a

2.02 ± 0.24^a

1.91 ± 0.25^b

2.12 ± 0.34^a

2.09 ± 0.25^a

2.03 ± 0.34^a

16.42 ± 2.08^d

21.86 ± 2.85^a

16.94 ± 2.13 ^cd

17.24 ± 2.72^bc

18.22 ± 2.47^b

16.76 ± 1.98 ^cd

16.96 ± 2.28 ^cd

17.23 ± 2.21^b

40.72 ± 4.22^d

42.62 ± 3.98^a

40.82 ± 3.88^d

40.94 ± 4.19^c

41.36 ± 4.72^c

40.84 ± 3.58^d

40.87 ± 5.17^bc

41.17 ± 4.47^b

2.48 ± 0.55^a

1.95 ± 0.74^c

2.41 ± 0.54^a

2.34 ± 0.66^a

2.27 ± 0.55^b

2.45 ± 0.52^a

2.41 ± 0.61^a

2.39 ± 0.48^a

13.47 ± 1.57^c

17.27 ± 2.24^a

13.75 ± 1.62^c

14.18 ± 1.44^c

15.40 ± 2.17^b

13.64 ± 1.99^c

13.94 ± 1.95^c

14.24 ± 2.02^c

29.57 ± 2.55^c

33.04 ± 3.41^a

31.38 ± 3.25^bc

31.69 ± 2.92^bc

32.09 ± 4.11^b

31.56 ± 3.98^bc

31.83 ± 3.49^bc

32.00 ± 4.08^b

2.31 ± 0.31^a

1.90 ± 0.21^c

2.25 ± 0.32^a

2.18 ± 0.28^a

2.09 ± 0.31^a

2.29 ± 0.27^a

2.25 ± 0.29^a

2.21 ± 0.41^a