Feed ingredient | Strainsa* | Method | Positive rate (%) | Mean value (μg/kg) | Median value (μg/kg) | Maximum value (μg/kg) |
---|---|---|---|---|---|---|
Blood meal | E. coli | PCM | — | — | — | — |
MBS | — | — | — | — | ||
COLI | PCM | 100 | 2.82 ± 0.77a | 2.86 | 3.90 | |
MBS | 100 | 2.99 ± 0.60a | 2.87 | 3.85 | ||
TVC | PCM | 100 | 3.43 ± 0.83a | 3.61 | 4.85 | |
MBS | 100 | 4.06 ± 0.87b | 4.44 | 4.92 | ||
Meat and bone meal | E. coli | PCM | — | — | — | — |
MBS | — | — | — | — | ||
COLI | PCM | 100 | 2.27 ± 0.70a | 1.97 | 3.54 | |
MBS | 100 | 2.32 ± 0.69a | 1.94 | 3.56 | ||
TVC | PCM | 100 | 3.08 ± 0.46a | 2.96 | 3.78 | |
MBS | 100 | 3.03 ± 0.52b | 2.80 | 3.87 | ||
Fish meal | E. coli | PCM | 20 | 0.51 ± 0.05a | 0.48 | 0.58 |
MBS | 20 | 0.46 ± 0.11a | 0.44 | 0.59 | ||
COLI | PCM | 100 | 2.35 ± 0.84a | 1.91 | 3.79 | |
MBS | 100 | 2.28 ± 0.76a | 1.97 | 3.91 | ||
TVC | PCM | 100 | 3.17 ± 1.07a | 2.85 | 5.52 | |
MBS | 100 | 3.52 ± 0.80a | 3.50 | 4.92 | ||
Feather meal | E. coli | PCM | 60 | 2.60 ± 0.26a | 2.64 | 2.84 |
MBS | 60 | 2.67 ± 0.25a | 2.76 | 2.87 | ||
COLI | PCM | 100 | 1.76 ± 0.74a | 1.93 | 3.04 | |
MBS | 100 | 1.92 ± 0.87b | 2.19 | 3.16 | ||
TVC | PCM | 100 | 3.37 ± 0.83a | 3.36 | 4.91 | |
MBS | 100 | 3.36 ± 0.79a | 3.29 | 4.81 | ||
Whey meal | E. coli | PCM | — | — | — | — |
MBS | — | — | — | — | ||
COLI | PCM | 20 | 1.87 ± 0.21a | 1.93 | 2.12 | |
MBS | 20 | 1.86 ± 0.20a | 1.85 | 2.18 | ||
TVC | PCM | 100 | 2.18 ± 0.57a | 2.13 | 2.85 | |
MBS | 100 | 2.22 ± 0.44a | 2.19 | 2.79 |