Survival of highly related ESBL- and pAmpC- producing Escherichia coli in broiler farms identified before and after cleaning and disinfection using cgMLST

Table 1 Disinfection procedures of the five investigated broiler stables

Stable	Sampling date	Farm	Service period	1st disinfection		2nd disinfection
Stable	Sampling date	Farm	Service period	Disinfectant	Concentration	Disinfectant	Concentration
A	04/2016	1	12 d	Formaldehyde	7.4%	Aldekol Des® 03	2%
B	06/2016	3	6 d	Formaldehyde	7.4%	Calcium hydroxide	24%
C	07/2016	3	6 d	Formaldehyde	7.4%	Aldekol Des® 03	2%
D	09/2016	1	8 d	Formaldehyde	7.4%	Aldekol Des® 03	2%
E	10/2016	2	10 d	Formaldehyde	7.4%	Calcium hydroxide	24%

Investigated stables A - E were located on three different farms. The duration of cleaning and disinfection service period is shown in days (d) together with the applied disinfectants and final concentration in percent (%)

ISSN: 1471-2180