Environment - Air
Effects of inclusion of corn distillers dried grains with solubles in the diet of finishing pigs and gestating sows on nutrient excretion and gaseous emissions
October 12, 2011By Scott Carter
Three experiments were conducted to determine the effects of DDGS on nutrient excretion and gaseous emissions by swine. In Exp. 1, a total of 80 pigs initially weighing 36.8 kg were blocked by...
Environment - Manure Storage / Application
Impact of Liquid Swine Manure Application on Soybean Yield and Surface and Ground Water Quality
June 28, 2011By Professor Ramesh S. Kanwa
In an earlier study conducted at Iowa State University from 2001 to 2006, liquid swine manure was applied to corn plots to give a total nitrogen application of 150 lbs/acre and the targeted nitrogen...
Environment - Environmental Footprint
Meta-Analysis of Greenhouse Gas Emissions from Swine Operations
May 31, 2011By Zifei Liu
Global warming has been linked to Greenhouse Gas (GHG) emissions. Swine operations are important sources of GHG, primarily methane (CH4) and nitrous oxide (N2O). The Intergovernmental Panel on...
Environment - Other
Comparison of efficacy, emissions, compost characteristics, and costs of in-vessel rotating drum and open static pile composting of swine carcasses, whole and ground.
February 7, 2011By Dale Rozeboom
In the U.S. the use of composting to manage on-farm swine mortality has increased from 10.5 to 35.9% from 1994 to 2006 (USDA:APHIS, VS, CEAH 2001 and 2007). Very little is known about the emissions...
Environment - Environmental Footprint
Reducing the Environmental Footprint of Pig Finishing Barns
January 5, 2011By Larry D. Jacobson
Increasing energy costs and regulatory push for lower emissions of air pollutants is a fact facing swine producers throughout the upper Midwest. The primary objective of this project was to...
Environment - Environmental Footprint
Building Design and Cost to Reduce Energy and Emissions by Cleaning and Recirculating Room Air
December 1, 2010By Richard Nicolai
Modern swine production is being challenged to reduce air emissions and energy consumption and yet remain profitable. A novel approach to accomplish these goals is to remove the hydrogen sulfide,...
Environment - Air
Development of a National Air Quality Self Assessment Tool (NAQSAT) for swine producers; project number
October 17, 2010By Wendy Powers
Funding from this project was pooled with funding received by industry groups across the U.S. and funding received from the NRCS Conservation Innovation Grant program. As a result, an online tool was...
Environment - Air
Effectiveness of Biofilters in Reducing Aerial Pollutant Emissions
August 25, 2010By Teng Teeh Lim
The objectives of this research were to evaluate the effectiveness of two wood chip biofilters in reducing particulate matter, ammonia,...
Environment - Water Usage / Conservation
Water Consumption and Conservation Techniques Currently Available for Swine Production
June 23, 2010By Robert Burns
Water conservation is important in any industry and swine production is no exception. Many water conservation technologies and practices...
Environment - Air
Mitigation of ammonia from swine barns through UV treatment of exhaust air
March 18, 2010By William Jenks
The use of deep UV light was investigated for the purpose of reducing ammonia from barn exhaust. The objectives of the study included (1) determining the amount of 254 and/or 185 nm light required to...
