Table 2 Body weight gain (BWG), feed intake (FI) and feed conversion ratio (FCR) and their respective standard deviations for broilers fed different Met sources (L and DL) and Met:Cys/TSAA ratios

 L-Cys

BWG (g)

FI (g)

FCR (g/g)

 44:56

912 ± 28.46

1466.50 ± 59.95

1.56 ± 0.07

 47:53

970 ± 23.46

1489 ± 40.02

1.53 ± 0.03

 50:50

991 ± 23.37

1487 ± 29.70

1.50 ± 0.04

 53:47

1001 ± 30.37

1486 ± 39.90

1.49 ± 0.07

 56:44

1013 ± 21.13

1546 ± 62.03

1.53 ± 0.07

 47:53

970 ± 21.03

1458 ± 44.00

1.50 ± 0.04

 50:50

994 ± 26.26

1485 ± 60.61

1.49 ± 0.05

 53:47

1001 ± 23.18

1478 ± 28.99

1.48 ± 0.05

 56:44

1007 ± 24.20

1491 ± 55.89

1.49 ± 0.05

 Proportions

< 0.05

0.35

< 0.05

 Sources

0.73

0.21

0.36

 Proportions x Sources

0.96

0.84

0.97