Gilt replacement strategies used in two swine production areas in Quebec in regard to PRRSv
Replacement strategies may have weaknesses that should be addressed to facilitate PRRSV management at the herd and regional levels.
Page 21 of articles about prrs
PRRS afflicts breeders in Vietnam
Around 5,000 pigs are infected with the disease in the province.
Observational study of farms with air filtering against the PRRS virus in North America
This study, based on some 120,000 sows, quantifies the reduction of the risk of introducing PRRS viruses when using air filtering.
Regional PRRS control with an autogenous vaccination strategy
Regional vaccination with an autogenous killed vaccine did not effectively reduce the number of PRRSV related crises in the vaccinated farms.
Evaluation of a needle-free injection device to prevent hematogenous transmission of porcine reproductive and respiratory syndrome virus
Use of NFIDs does not prevent hematogenous transmission of PRRSV.
A systematic management strategy for breeding herds based on PRRS herd status
It was developed in USA as a way to improve communication of what needed to be done to improve the chances of success in stabilizing and managing breeding herds.
Vietnam: PRRS under control
Vietnam's Southern province of Bac Lieu has declared that blue-ear disease in pig herds is basically under control.
Vietnam's swine industry suffers disease and price shocks
PRRS has spread to 123 communes in 13 provinces nationwide, ravaging 34,000 pigs and 21,700 of which had to be destroyed.
Effect of temperature and HR on ultraviolet inactivation of airborne PRRS virus
Aerosols of PRRS virus were exposed to one of four doses of UV254 under nine combinations of temperature (n = 3) and relative humidity (n = 3).
Clinical case: Outbreak of influenza in a PRRS and Mhyo stable herd
In July 2010 a severe respiratory disease occurred in the farm: coughing in gilts, and coughing and depression in fatteners concomitantly to an increase of the mean stillborn and mummified piglet rate in a batch of sows.
Vietnam: provinces urged to act on blue-ear disease
The Ministry of Agriculture and Rural Development wants 14 vulnerable provinces and cities to take stronger action against the spread of the blue-ear disease among pigs.
Economic analysis of outbreaks of porcine reproductive and respiratory syndrome virus in nine sow herds
The economic loss varied between €59 and €379 for one sow per 18-week period outbreak.
New Zealand: Court upholds decision to issue pork import health standards
MPI welcomed a judgement by the High Court validating the decision-making process MPI followed when developing import requirements for pork from countries where the disease PRRS is present.
Pfizer Animal Health new generation/technology PRRS vaccine is now registered in Canada
Registered for use in young pigs, Fostera PRRS helps growing pigs defend against a PRRSV challenge, allowing them to increase their post challenge weight gain compared to non-vaccinates groups.
Vietnam: new outbreaks of PRRS continued to be discovered in northern localities
The disease has infected five provinces in the north: Bac Giang, Nam Dinh, Phu Tho, Dien Bien and Yen Bai.
France: Brittany sets up a health plan for the importation of pigs
The health-minded body Porc Bretagne OVS has decided to launch a device for protecting the health status of the region.