Sustainability Market Trends Waste management Understanding the Generation and Chemistry of Odours Wendy Powers of Iowa State University offers an introduction to the chemistry of odours, how they are classified and why they may become a nuisance from farms. 19 February 2013 2 minute read By: Banrie Our Partners Lallemand Lanxess Hamlet Protein Thermo Fisher Scientific Axcentive Banrie More from this author More Articles View all Leman Swine Conference: New swine research shows therapeutic levels of ceftiofur crystalline free acid in the first hour 15 April 2024 2 minute read Pig outlook — Lean hog futures bulls still in control but need to step up, NPPC lobbying Congress Policy and regulation Government and regulatory Feed commodity markets 12 April 2024 3 minute read Jim Wyckoff reports on the week's global pig news Heritage Feeds Tomorrow: Rick Swalla’s journey as a veterinarian SPONSOR Market Trends Markets and economics Sustainability 9 April 2024 6 minute read Learn more Dr. Swalla's family heritage in the swine industry Our Partners Lallemand Lanxess Hamlet Protein Thermo Fisher Scientific Axcentive