Volume 18, Number 12—December 2012
Dispatch
Porcine Reproductive and Respiratory Syndrome Virus, Thailand, 2010–2011
Dachrit Nilubol
, Thitima Tripipat, Tawatchai Hoonsuwan, and Khampee Kortheerakul
, Thitima Tripipat, Tawatchai Hoonsuwan, and Khampee Kortheerakul
Table 1
Characteristics of pig farms with herds infected by PRRSV, Thailand, 2010–2011*
| Herd ID, geographic location in country | Production system | Herd size, no. sows | Used attenuated North American PRRSV vaccine | No. (%) sow losses† |
No. (%) sows that aborted | |
|---|---|---|---|---|---|---|
| Died | Culled | |||||
| UDT, northeast | Farrow-to-wean | 500 | No | 48 (9.6) | 102 (20.4) | 264 (52.8) |
| UD, north | Farrow-to-wean | 1,500 | NK | ND | ND | ND |
| SCP, west | Farrow-to-finish | 500 | Yes | 153 (30.6) | 68 (13.6) | 42 (8.4) |
| FDT, central | Farrow-to-finish | 1,200 | Yes | 29 (2.4) | 80 (6.7) | 104 (8.7) |
*PRRSV, porcine reproductive and respiratory syndrome virus; ID, identification; NK, not known; ND, no data available.
†Data are for the 4 weeks following the start of the outbreak on each farm.
Page created: November 20, 2012
Page updated: November 20, 2012
Page reviewed: November 20, 2012
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