TABLE 2.
Parasitic load enumeration based on farm location, farm practice, age, sex and health status of pigs from selected farms in the central Free State Province.
| Variable | Category | N | Parasitic load |
Ascaris suum |
Trichuris suis |
Oesophagostomum dentatum |
Coccidia spp. |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | n | % | |||
| FL | Bloem | 37 | 31 | 83.8 | 14 | 37.8 | 20 | 54.1 | 10 | 27.0 | 27 | 73.0 |
| Botshabelo | 11 | 10 | 91.0 | 6 | 54.5 | 8 | 72.7 | 4 | 36.4 | 10 | 90.9 | |
| T. Nchu | 11 | 8 | 72.7 | 4 | 36.4 | 4 | 36.4 | 0 | 0 | 7 | 63.6 | |
| Manguang | 18 | 12 | 66.7 | 11 | 61.1 | 7 | 38.9 | 6 | 3.3 | 12 | 66.7 | |
| p | - | 0.001 | 0.067 | 0.002 | 0.247 | 0.001 | ||||||
| FMP | Intensive | 26 | 19 | 73.1 | 3 | 11.5 | 4 | 15.4 | 1 | 3.8 | 13 | 50.0 |
| S-intensive | 51 | 42 | 82.4 | 32 | 62.7 | 35 | 68.6 | 19 | 37.3 | 43 | 84.3 | |
| p | - | 0.003 | 0.001 | 0.001 | 0.001 | 0.001 | ||||||
| Age | Piglets | 25 | 22 | 88.0 | 5 | 20.0 | 6 | 24.0 | 2 | 8.0 | 22 | 88.0 |
| Growers | 36 | 28 | 77.8 | 23 | 63.9 | 23 | 63.9 | 11 | 30.6 | 27 | 75.0 | |
| Adults | 16 | 11 | 68.8 | 7 | 43.8 | 10 | 62.5 | 7 | 43.8 | 7 | 43.8 | |
| p | - | 0.026 | 0.001 | 0.002 | 0.047 | 0.003 | ||||||
| Sex | Male | 32 | 22 | 68.8 | 14 | 43.8 | 17 | 53.1 | 7 | 21.9 | 19 | 59.4 |
| Female | 45 | 39 | 86.7 | 21 | 46.7 | 22 | 48.9 | 13 | 28.9 | 37 | 82.2 | |
| p | - | 0.015 | 0.237 | 0.423 | 0.180 | 0.016 | ||||||
| HS | Dewormed | 24 | 15 | 62.5 | 5 | 20.8 | 5 | 20.8 | 2 | 8.3 | 12 | 50.0 |
| ND | 53 | 46 | 86.8 | 30 | 56.6 | 34 | 64.2 | 18 | 34.0 | 44 | 83.0 | |
| p | - | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | ||||||
N, number of pigs sampled; n, number of infected pigs; FL, farm location; FMP, farm management practice; HS, health status; Bloem, Bloemfontein; T. Nchu, Thaba Nchu; S-intensive, semi-intensive; ND, not-dewormed.
Piglets, 0–3 months; growers, 3–7 months; adults, 7+ months.
p < 0.05.