Environment - Manure Storage / Application
Phosphorus Recovery from Concentrated Wastewater with a Continuous-Flow Struvite Crystallizer
April 30, 2009By Philip Westerman
Environmental concern with phosphorus (P) transport in runoff or drainage is equally important as the concern with nitrogen transport regarding eutrophication or degradation of receiving waters....
Animal Science
Effect of Neonatal Litter Size and Early Puberty Stimulation on Sow Longevity and Reproductive Performance
February 23, 2009By W. L. Flowers
The current study was designed to examine the effects of neonatal environments and puberty induction strategies for replacement gilts on their longevity and reproductive performance over six...
Environment - Other
On-Site Biomethanol Production from Swine Waste Digester Methane
July 2, 2008By Ratna Sharma-Shivappa
It is important to conserve and utilize valuable constituents in animal waste and implement environmentally superior technologies that are economically feasible. The economically feasibility of...
Environment - Air
Monitoring Ambient Atmospheric Chemistry Along a Gradient of Ammonia Emission Density in Eastern North Carolina
June 15, 2008By Wayne P. Robarge
This project was designed to address the National Pork Board objective of needing to know ambient concentrations of gases emitted from swine operations (in particular ammonia, NH3) both...
Pork Safety - Pre-Harvest
Impacts of growth promoting antibiotics on growth performance, economics, and the development and persistence of antibiotic resistance in nursery and finishing pigs
May 30, 2007By Eric Van Heugten
Public Health - Other
Development of methods for determining the estrogen content of swine wastes
July 14, 2006By Charles Scott Whisnant
Measurable levels of estrogens were found in lagoons from all types of production with boars and sows being higher than finishing units. The number of nursery units sampled was limited but those...
Environment - Manure Storage / Application
Disposal of Swine Lagoon Sludge with Nutrient Recovery
December 21, 2005By M. Todd See
Gasification offers many advantages for processing undesirable waste materials. Tests on gasifier emissions reveal very low levels of NOx, SOx and volatile organic carbons in the flue gas, well...
Swine Health - General Disease
An Assessment of Urinary Tract Infections in Sows
April 5, 2005By Glen Almond
Previous studies revealed that 22% to 40% of sows in confinement operations are affected with urinary tract infections (UTI), which contribute to sow mortality. This study was designed to determine...
Animal Well-being
Developing Criteria for Timely Euthanasia Decision Making
July 2, 2003By W.E. Morgan Morrow
Swine Health - General Disease
Characterization of PRRSv antibody and rtPCR responses following challenge with high doses of homologous (same) strain virus in pigs that are ELISA seronegative after multiple low dose immunizations
October 4, 2002By Monte B. McCaw DVM PhD
