Comparative Analysis of Odor Evaluation and Aerosol Monitoring Techniques
February 21, 2005By R. D. von Bernuth
An experiment was conducted at the Institut de Recherch et de Development en Agroenvironnement (IRDA) in Québec, Canada to determine the relationship between odor as measured by a trained odor panel...
Swine Health - General Disease
A prospective observational study of periparturient sow mortality
February 11, 2005By John Deen
In this study, as well as others, it has been shown that the probability of dying is seven times as high during the period from day 111 of gestation to weaning (approximately 21 days) as compared to...
Pork Safety - Pre-Harvest
Development of a rapid detection method for Salmonella serotypes using a flow cytometric assay
February 2, 2005By Michael Wannameuhler
The use of serological assays to monitor the health status of swine herds has been used for several decades. The primary assays employed have included agglutination, neutralization, and/or ELISA...
Public Health - Antibiotics & Resistance
Efficacy of direct-fed microbials administered from lactation through the nursery as an alternative to antibiotics in swine diets: an evaluation of performance, gastrointestinal microbial populations, and immune response
January 31, 2005By Charles Maxwell
Direct-fed microbials may hold promise as an alternative to growth promoting additions of antibiotics added to swine diets. A study conducted at the University of Arkansas evaluated the effects of...
Animal Well-being
Influence of Gestation Housing on Sow Welfare and Productivity
January 26, 2005By Roy Kirkwood
The data from this experiment suggests that the mixing of strange sows into groups can be done without adversely affecting fertility. The lack of overall effect on litter size and farrowing rate...
Environment - Air
A Planning Tool for Assessing the Relative Contribution of Facility Components to Air Quality Surrounding Pork Production Sites
January 20, 2005By Dennis D. Shulte
This National Pork Board project resulted in new odor planning tools called “odor roses” and “odor footprints” that provide visual representation of the frequency, direction and extent of...
A Planning Tool for Assessing the Relative Contribution of Facility Components to Air Quality Surrounding Pork Production Sites
January 20, 2005
This National Pork Board project resulted in an odor footprint tool (OFT) that is adaptable to regional weather conditions and multiple pork facility layouts. The OFT provides a visual representation...
Animal Well-being
Evaluation of the effect of group size and structure on welfare of gestating sows in pens with electronic sow feeders
January 18, 2005By John Deen
The present research was an attempt to see how the existing system of commercial group houses with ESF can be made more welfare friendly by modifying the group size and structure. The groups studied...
Knowledge-based fuzzy control of pilot-scale SBR for wastewater treatment
January 1, 2005By Myung-Geun Chun
A fuzzy controller to optimize oxic phase of sub-cycle in pilot scale SBR (working volume, 20m(3)) located at public swine wastewater treatment plant was investigated. The operation mode of...
Extractable Soil Phosphorus and Inorganic Nitrogen following Application of Raw and Anaerobically Digested Swine Manure
January 1, 2005
Processing of swine (Sus scrofa domestica) manure in an anaerobic digester for biogas production is not a complete waste treatment process. Therefore, digested manure must be utilized in some manner,...
