Table 1 Location of sampling farms in Chongming Island and the number of E. coli isolates collected from 2009 to 2021
Year | Farm code | Species | Geolocation (longitude/latitude, E/N) | Number of isolates |
|---|---|---|---|---|
2009 | P1 | Poultry | 121.6146/31.5463 | 47 |
P2 | Poultry | 121.3796/31.6928 | 56 | |
S1 | Swine | 121.5032/31.6646 | 60 | |
S2 | Swine | 121.6584/31.6287 | 58 | |
Subtotal | 221 | |||
2012 | S3 | Swine | 121.3900/31.7755 | 46 |
Subtotal | 46 | |||
2013 | P3 | Poultry | 121.2269/31.7687 | 38 |
S4 | Swine | 121.2341/31.7779 | 39 | |
Subtotal | 77 | |||
2014 | P4 | Poultry | 121.2342/31.8189 | 34 |
S5 | Swine | 121.2967/31.8462 | 41 | |
Subtotal | 75 | |||
2015 | P4 | Poultry | 121.2342/31.8189 | 20 |
S5 | Swine | 121.2967/31.8462 | 40 | |
Subtotal | 60 | |||
2016 | P4 | Poultry | 121.2342/31.8189 | 18 |
S5 | Swine | 121.2967/31.8462 | 29 | |
Subtotal | 47 | |||
2017 | P4 | Poultry | 121.2342/31.8189 | 40 |
S5 | Swine | 121.2967/31.8462 | 39 | |
Subtotal | 79 | |||
2018 | P4 | Poultry | 121.2342/31.8189 | 34 |
S5 | Swine | 121.2967/31.8462 | 39 | |
Subtotal | 73 | |||
2019 | P4 | Poultry | 121.2342/31.8189 | 10 |
S6 | Swine | 121.6017/31.6822 | 40 | |
S7 | Swine | 121.3499/31.8111 | 10 | |
Subtotal | 60 | |||
2020 | P4 | Poultry | 121.2342/31.8189 | 20 |
S6 | Swine | 121.6017/31.6822 | 18 | |
S7 | Swine | 121.3499/31.8111 | 20 | |
S8 | Swine | 121.5439/31.6791 | 18 | |
Subtotal | 76 | |||
2021 | P4 | Poultry | 121.2342/31.8189 | 20 |
S6 | Swine | 121.6017/31.6822 | 20 | |
S8 | Swine | 121.5439/31.6791 | 47 | |
S9 | Swine | 121.5016/31.7132 | 44 | |
Subtotal | 131 | |||
Total | 945 | |||