Pork Safety - Pre-Harvest
On-Farm Evaluation of Diet Acidification
March 24, 2004By James Pettigrew
Under the conditions of these experiments, lactic acid added to complex nursery diets does not improve growth performance and (or) health in weaned pigs in large groups on a commercial farm, in the presence or absence of dietary lactose.
Pork Safety - Post-Harvest
Microbial Profile of Overhead Surfaces and Condensate in Pork Processing Plants
December 12, 2003By Edward Mills
Condensation in pork carcass coolers is a problem because it is often assumed that condensate contains pathogens and thus may contaminate products below. The current study was designed to gather...
Pork Safety - Pre-Harvest
A Survey of Patterns and Persistence of Antimicrobial Resistance on Swine Farms Using Three Different Antimicrobial Use Strategies
November 24, 2003By David Reeves
Antimicrobial resistance expression at the farm level is proposed to adversely impact human health, though this relationship is poorly understood. This work suggests that prevalence of antimicrobial...
Pork Safety - Pre-Harvest
Productivity and Economic Impacts on Feedgrade Antibiotic Use in Pork Production
October 31, 2003By Paul E. McNamara
An economic and statistical analysis of the 2000 NAHMS National Swine Survey data reveals that efficient use of antibiotics for growth promotion and disease prevention purposes is associated with...
Pork Safety - Pre-Harvest
Inoculation of Bacterial Pathogens to Control Disease
October 1, 2003By Carlos Pijoan
This study compared 3 different interventions to control Haemophilus parasuis mortality in nursery pigs. Both a commercial and an autogenous vaccine had no significant effect in this farm system. In...
Pork Safety - Pre-Harvest
Deterimination of the Pharmacokinetics of Procaine Penicillin in Swine Administered by Intra-Muscular Injection in Transportation Trucks, Holding Pens and from Swine at Slaughter
September 26, 2003By Brad Thacker|DACVCP|Mike Apley DVM|PhD
The absorption, distribution, and elimination (pharmacokinetics) of penicillin G in swine was evaluated in an exploratory study after administration by three routes in 6 pigs weighing approximately...
Pork Safety - Pre-Harvest
Corn Particles Size and Pelleting Influence on Fecal Shedding and Enteric Colonization of Salmonella Typhimurium
September 22, 2003By Steve S. Dritz
Grinding corn to a finer particle size has been shown to have beneficial effects on growth, feed efficiency, and digestibility. The trial demonstrated improvements in growth and efficiency. However,...
Pork Safety - Pre-Harvest
Effect of chlorate treatment on transmission of Salmonella in swine during lairage and transport
September 15, 2003By Todd R. Callaway
Chlorate can be used to reduce Salmonella in pigs. However, it must reach the lower gut in order to kill Salmonella. Therefore, although chlorate will work to reduce Salmonella during the lairage...
Pork Safety - Pre-Harvest
Vaccination to Prevent Acute Infection by Salmonella in Transport and Lairage Prior to Slaughter
September 2, 2003By Paul E. McNamara
Currently available Salmonella Choleraesuis live avirulent vaccines are efficacious for the prevention of disease caused by S. Choleraesuis. This research was conducted to determine if these same...
Pork Safety - Pre-Harvest
Water Source and Delivery Method as a Risk Factor for Swine Infection with Toxoplasma gondii
July 31, 2003By Dr. Sharon Patton
The relative importance of a variety of on-farm risk factors needs to be understood to reduce T. gondii infection in swine. This study demonstrates that a variety of risk factors, including the...
