Chicken | Layers
9
Free-range vs outdoor scratching area
| Resistance | Microbe | Outcome | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Ciprofloxacin / | Escherichia coli |
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| Sulfamethoxazole / | Escherichia coli |
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| Tetracycline / | Escherichia coli |
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| Erythromycin / | Enterococcus faecalis |
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| Tetracycline / | Enterococcus faecalis |
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| Ciprofloxacin / | Enterococcus faecium |
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| Erythromycin / | Enterococcus faecium |
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| Quinupristin And Dalfopristin / | Enterococcus faecium |
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| Tetracycline / | Enterococcus faecium |
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