TABLE 1.
Contamination with Salmonella and Campylobacter bacteria in organically and conventionally produced chicken samples
| Bacteria | No. (%) of contaminated samplesa
|
|
|---|---|---|
| Organic (n = 198) | Conventional (n = 61) | |
| Campylobacters | 150 (76) | 45 (74) |
| C. jejuni | 68 (45) | 28 (62) |
| C. coli | 71 (47) | 18 (40) |
| Other campylobacters | 31 (20) | 7 (16) |
| Salmonellae | 121 (61) | 27 (44) |
| Serovar Kentucky | 72 (59) | 10 (37) |
| Serovar Heidelberg | 40 (33) | 1 (4) |
| Serovar Typhimurium | 20 (17) | 12 (44) |
| Other salmonellae | 11 (9) | 6 (2) |
a
Twenty-seven samples contained two or more Campylobacter species, and 21 samples had two or more Salmonella serotypes.