Dr. Amy Petry: Fiber And Enzymes | Ep. 218

Dr. Amy Petry: Fiber And Enzymes | Ep. 218

Author: Wisenetix April 9, 2026 Duration: 8:56
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Amy Petry from the University of Missouri discusses how dietary fiber and enzyme technologies influence energy utilization in swine diets. She explains the complexity of fiber, the role of xylanase in reducing digesta viscosity and improving nutrient accessibility, and why production context matters across growth and sow systems. Dr. Petry also covers practical considerations for balancing feed efficiency, diet cost, and performance expectations. Listen now on all major platforms. "Enzyme objectives must be defined clearly, whether targeting digestibility, feed efficiency, or energy utilization." Meet the guest: Dr. Amy Petry https://www.linkedin.com/in/amy-petry-b1508a1a4/ is an Assistant Professor at the University of Missouri with training in physiology, biochemistry, statistics, and swine nutrition. She earned her Ph.D. from Iowa State University. Her research focuses on improving fiber utilization, understanding diet and physiology interactions, and optimizing energy and nutrient supply in swine systems. Liked this one? Don’t stop now — Here’s what we think you’ll love! https://www.wisenetix.com/blog?tag=the+swine+nutrition+blackbelt+podcast Jordyn Studer: Choline Chloride in Pigs and Alternatives | Ep. 173 https://www.wisenetix.co/blog/Choline-Chloride-in-Pigs-and-Alternatives What you will learn: (00:00) Highlight (00:51) Introduction (01:44) Fiber complexity (02:56) Fiber trade-offs (04:21) Enzyme considerations (06:01) Alternative options (07:11) Future research (08:41) Closing thoughts The Swine Nutrition Blackbelt Podcast is trusted and supported by innovative companies like: - Barentz (https://www.barentz-na.com/animalnutrition) * Kemin (https://www.kemin.com/na/en-us/markets/animal/swine) * Fortiva (https://fortivaimpact.com) - Essential Ag Solutions (https://essentialag.com/) - DietForge (https://dietforge.ai/) 𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺. Website: https://swinenutritionblackbelt.com/ Instagram: https://www.instagram.com/swinecampus/ LinkedIn: https://www.linkedin.com/company/swinecampus/

For swine nutritionists, the sheer volume of information can be overwhelming, and finding truly actionable insights is a constant challenge. The Swine Nutrition Blackbelt Podcast, presented by Wisenetix, cuts through the noise by delivering concentrated wisdom from leading global experts. Each episode is designed to fit into a busy schedule, offering a focused, nine-minute dive into a specific topic that's actually working in the field today. You'll hear directly from researchers and practitioners at the forefront of the industry, discussing practical applications, emerging research, and nutritional strategies without the fluff. This isn't about theoretical deep dives; it's about what you can apply right now. The conversations are candid and geared toward professionals who need to stay current but are pressed for time. Tuning into this science-focused podcast means gaining a regular dose of peer-level insight, transforming a short commute or break into a genuine professional development session. It’s built for those who believe expertise should be accessible and efficient, providing a consistent stream of knowledge to help refine your approach and decision-making in swine nutrition.
Author: Language: en-us Episodes: 100

The Swine Nutrition Blackbelt Podcast
Podcast Episodes
Dr. R. Dean Boyd: Soybean Meal Net Energy - Part 1 | Ep. 178 [not-audio_url] [/not-audio_url]

Duration: 10:49
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. R. Dean Boyd explores the principles behind soybean meal net energy in swine diets. He explains why traditional book values may underestimate their actual ene…
Dr. Andrew Yersin: Probiotics vs Antibiotics | Ep. 176 [not-audio_url] [/not-audio_url]

Duration: 11:19
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Andrew Yersin from Kemin Industries discusses the key differences between antibiotics and probiotics in swine health management. He explains the practical con…
Dr. Marco de Mik: Particle Size in Feed | Ep. 175 [not-audio_url] [/not-audio_url]

Duration: 11:23
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Marco de Mik, Senior Consultant in Swine Nutrition, shares insights on enhancing gastrointestinal health for a strong start in piglets. He explains why unders…
Dr. Danyel Dalto: Vitamin D & Piglets | Ep. 174 [not-audio_url] [/not-audio_url]

Duration: 13:24
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Danyel Dalto, a research scientist at Agriculture and Agri-Food Canada, discusses the impact of different vitamin D supplementation strategies on weanling pig…
Jordyn Studer: Choline Chloride in Pigs and Alternatives | Ep. 173 [not-audio_url] [/not-audio_url]

Duration: 10:05
In this episode of The Swine Nutrition Blackbelt Podcast, Jordyn Studer from Barentz explains the importance of choline in swine diets and its three core metabolic functions. She highlights common feed mixing and stabili…
Dr. Benoit St-Pierre: Pig Gut Microbiome | Ep. 172 [not-audio_url] [/not-audio_url]

Duration: 8:48
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Benoit St-Pierre from South Dakota State University explores the crucial role of the gut microbiome in livestock production. He discusses how microbial commun…
Dr. Josep Garcia Sirera: Managing Endotoxins in Swine | Ep. 171 [not-audio_url] [/not-audio_url]

Duration: 11:50
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Josep Garcia Sirera from Agrimprove breaks down the key differences between mycotoxins and endotoxins, explaining their impact on swine health. He explores th…
Dr. Regiane Santos: Mycotoxins in Swine Feed | Ep. 170 [not-audio_url] [/not-audio_url]

Duration: 12:14
In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Regiane Santos, Researcher and Innovation Coordinator at Schothorst Feed Research, discusses the complexities of mycotoxin contamination in animal feed. She e…