Environment - Air
Evaluation of the Effectiveness of the ISU Community Assessment Model in the Siting of Swine Production Units
December 14, 2009By Dr. Jay Harmon
It’s neither fun nor wise for rural communities to experience ongoing conflict related to odors from farming. The example of hog farming in Iowa provides a look at a conflict resolution tool...
Environment - Air
Odor compound production, accumulation, and volatilization from swine manure
October 31, 2009By Dan Miller
The objectives of this project were to determine the changes in odor compound content and composition of three swine manure storage systems over the course of a year characterize and compare the...
Environment - Other
Effect of Adding Sawdust and Corn Stover on Thermochemical Conversion of Swine Manure into Crude Oil
September 2, 2009By Yuanhui Zhang
Our research team was able to produce bio-oil with blends of swine manure and cellulosic biomass. Laboratorial tests showed that adding cellulosic materials like sawdust and corn stover did not...
Environment - Other
Mass balance of nutrients for the finishing phase as affected by dietary manipulation
August 7, 2009By Scott Carter
An experiment utilizing finisher pigs was conducted to determine the effects of dietary manipulation on pig growth performance, nutrient excretion, gaseous emissions, and the mass balance of...
Environment - Air
Chemical Characterization of both particulates and gaseous emissions from impacted and non-impacted areas associated with swine feeding operations
August 6, 2009By Steven Trabue
Odorants in the air include both volatile organic and volatile sulfur compounds. Movement of these compounds from swine feeding operations to surrounding community is thought to occur either through...
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....
Environment - Air
Simultaneous treatment of swine odor and airborne pathogens by UV254 light –
March 21, 2009By Jacek Koziel
A 1-year feasibility study was conducted, aiming to explore the effectiveness of UV light for simultaneous treatment of odor, odorous VOCs and airborne pathogen emissions from swine operations....
Environment - Other
Demonstrating Innovative Use of Precision Farming Technologies to Optimize Manure Nutrient Utilization and Reduce Environmental Concerns
March 16, 2009By 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...
Environment - Manure Storage / Application
Enhancing the Value of Swine Manure and Nutrient Availability with Application Timing and Cover Crops
March 3, 2009By Gyles Randall
The overall objective of this field study was to determine the effect of late summer and fall applications of liquid swine manure with and without an oat cover crop on the nitrate distribution in the...
Environment - Air
Air Quality-Emission and Energy Usage Impacts of No Pit fans in a Wean to Finish Deep Pit Pig Facility.
February 27, 2009By Larry D. Jacobson
The primary objective of this project was to document the air quality impact (both barn air quality and gas emissions) through a simple modification to the ventilation system of deep-pit, pig...
