2006 Nebraska Swine Report

Table of Contents

Production Management
Impact of Repeated Out-of-Feed Events and Fineness of Grind on Grow-Finish Performance 3
The Case Against Evening-Up Litters Until Weaning 7
Patterns of Drinking Water Use in Pork Production Facilities 10
Business Management
Producers’ Management 13
Odor Issues
Odor Footprint Tool Progress: Regional Output Resources 15
Reproduction
Freezing Swine Embryos: Do Success Rates Differ Between Breeds?21
Regulation of Pituitary Gene Expression in Lines of Swine with Different Ovulation Rates26
Nutrition
Effect of Diet and Sire Line on Grow-Finish Performance30
Effects of Feeding Increased Levels of Vitamin B12 to Weaning Pigs33
Effects of Nutrition During Gilt Development on Lifetime Productivity of Sows of Two Prolific
Maternal Lines: Growth and Puberty Characteristics of Rep 1 Gilts36
Effect of Low-Protein Non-Amino Acid Supplemented Diet and Ractopamine (Paylean®) on Growth Performance and Serum Urea Concentration of Late-Finishing Pigs40
Effect of Dietary Crude Protein Versus Crystalline Amino Acids on Growth Performance, Serum Insulin-Like Growth Factor-I Concentration, and IGF-I mRNA Expression in Growing-Finishing44
Genetics
Genes Expressed in Response to PRRSV53

File EC219 under SWINE
Issued January 2005

Electronic version issued January 2006
pubs@unl.edu