Table 1 Salmonella positive environmental samples in the cleaned and disinfected piglet rearing farm in chronological order
Number of samples | Positive bacteriological tests | Proportion of positive bacteriological tests (%) | |
|---|---|---|---|
November 2018 | 22 | 9 | 41 |
December 2018 | 21 | 3 | 14 |
June 2019 | 14 | 7 | 50 |
July 2019 | 11 | 0 | 0 |
July 2019, incl. drinking water pipes | 15 | 0 | 0 |
September 2019 | 22 | 10 | 45 |
October 2019 | 27 | 0 | 0 |
November 2019 | 15 | 0 | 0 |
March 2020 | 11 | 2 | 18 |
May 2021 incl. transportation vehicle | 15 | 1 | 7 |