Table 2 Average values of infestation with rodents of different farm categories assessed by PCOs at the beginning of the project
From: Start-up financing of professional pest control in pig farming in North Rhine-Westphalia in Germany
Farm structure | Number | Infestation with rats x̅ ± SD | Infestation with mice x̅ ± SD | Extent of problems with rodents x̅ ± SD |
|---|---|---|---|---|
Category sow breeding | 11 | 2.1 ± 1.5 | 1.9 ± 1.2 | 2.1 ± 1.2 |
Category piglet breeding | 3 | 0.3 ± 0.6 | 1.0 ± 1.5 | 1.1 ± 0.2 |
Category fattening farms | 18 | 1.6 ± 1.4 | 2.1 ± 1.2 | 2.2 ± 1.0 |
Total | 32 | 1.7 ± 1.5 | 2.0 ± 1.2 | 2.0 ± 1.1 |