Swine Health - General Disease
Evaluation of a new etiological agent of PMWS/PDNS in conventional pigs
March 25, 2008By Gregory W. Stevenson
Porcine circovirus-associated disease (PCVAD) is considered a multifactorial disease since a variety of cofactors, including infectious agents, seem to be necessary for full expression of clinical...
Animal Well-being
Space requirements of weaned pigs during transportation
March 13, 2008By John McGlone
Currently there are no trucking quality assurance recommendations for space allowance of weaned pigs during transport. The objective of this research was to establish a first estimate of the space...
Pork Safety - Pre-Harvest
Development of Molecular Tools to Assess the Impact of Growth Promotants on Animals and Public Health
March 12, 2008By Richard Isaacson
Antibiotics are frequently used to promote the growth and improve the health of swine. While the reason why antibiotics work as growth promoters is unknown, the leading answer is because the...
Animal Science
Association of compositional, structural soundness, health, and genetic markerstatus with the ability of a commercial line of young sows to successfullycomplete parity one
March 3, 2008By Ken Stalder
Poor sow longevity has both economic and welfare ramifications for the commercial swine industry. On the basis of PigCHAMP ™ reports, between years 1998 and 2007, the average culling frequency...
Swine Health - PRRS
PRRSV infection of pig macrophages
February 19, 2008By William Cafruny
A. Objectives. The objective of this small grant were to was to investigate the regulation of PRRSV infection in cultured pig macrophages. The purpose of the work was to learn more about how PRRSV...
Public Health - Other Zoonotic Diseases
E. coli O157:H7 prevalence and characterization from NAHMS 2006 swine fecal samples
February 13, 2008By Stan Bailey
The objectives of the current study were to use the 2006 swine NAHMS samples to determine the prevalence, antimicrobial characterization, and genetic profile of E. coli O157:H7 in the U.S. swine herd...
Environment - Other
Demonstrating Innovative Use of Precision Farming Technologies to Optimize Manure Nutrient Utilization and Reduce Environmental Concerns
February 8, 2008By Richard Wolkowski
Precision Agriculture Technologies are here to stay as more combines, applicators, and tractors are equipped with GPS receivers, steering systems and data recording systems. These technologies offer...
Animal Well-being
Comparison of Management Factors Affecting Aggression in Group Housed Sows
January 24, 2008By Harold Gonyou
If sows are maintained in similar groups from gestation to gestation, aggression is reduced compared to the other regrouping strategies tested. However, this method would not always be practical....
Swine Health - PRRS
Analysis of prevalent environmental conditions in cases of suspected PRRSV lateral transmission between pig farms
January 4, 2008By Robert Morrison
It is not uncommon for swine herds to become infected with PRRS virus with no obvious source of the infection. In such cases, the producer and veterinarian having explored all possible routes of...
Animal Well-being
Comparison of Handling Attributes and Physiological Indicators of Stress and Welfare During Marketing of Pigs from Conventional Small Pens and Large Pen Auto Sort
January 4, 2008By Harold Gonyou
When handled through the same facilities, pigs from large and small groups required similar levels of force during handling. Difficult groups of pigs were encountered in both treatments. However,...
