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Iowa Swine Technical Articles

Abstract Beginning in the fall of 2014 there has been a general and widespread increase in the incidence of prolapse in the U.S. swine herd. The purpose of this manuscript is to review the incidence, causative factors and treatment...
Abstract Animal performance, feed efficiency, and overall health are heavily dependent on gut health. Changes in animal production systems and feed regulations away from the use of antibiotic growth promoters (AGP) have necessitated the identification of strategies to optimize gut...
Dr. Joe Loughmiller j.loughmiller@phileo.lesaffre.com Senior Swine Technical Services Manager What is Heat Stress? Heat stress occurs when a pig is unable to maintain a comfortable body temperature due to high environmental heat and humidity.  This becomes especially critical in larger pigs like sows...
Dr. Inge Heinzl and Dr. Fellipe Barbosa The most important parameters for a pig producer is the number of healthy pigs weaned/sow/year and their weaning weight. Due to improved genetics, it is possible today to find production systems that deliver...
Enteric bacterial infections, like swine dysentery, salmonellosis, and ileitis can be isolated from most swine herds. In fact, a pork producer can find such bacteria almost anywhere in a pig barn by collecting a fecal sample and having it...
Dr. Joe Loughmiller Phileo by Lesaffre Swine Technical Services What are nucleotides and when are they needed? Nucleotides are the components of DNA and RNA in cells.  They are typically supplied by the digestion of nucleoproteins in feed.  During the stress-filled...
By Joe Loughmiller, PhD Phileo by Lesaffre Background: Crop production, harvest and storage improvements have reduced the amount and number of mycotoxins in feed grains.  Even with these improvements, data suggests that mycotoxins remain a significant problem for livestock producers....
Download the complete article This trial was conducted to determine the effects of an encapsulated butyric acid (ButiPEARL™) in the nursery phase of pig production in a large scale wean to finish barn setting. The results indicate that ButiPEARL is...
Download the complete article Daniel Andersen, Associate Professor, Ag. and Biosystems Engineering, Iowa State University, Ames Iowa Purpose Iowa Select Farms installed an electrostatic precipitator at the end of two tunnel ventilated swine finishing barns near Alden, Iowa. The objective was to quantify...
Download the Full Report Funded By National Pork Board Immediately following weaning, pigs must adapt to multiple stressors such as transportation, handling, litter mixing, crowding, and delayed access to feed and water. Antibiotics have traditionally been used to help combat the negative...
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