Swine it #49: Recent thoughts on enzymes in swine nutrition - Dr Joel DeRouchey
"The reality is… if we get too much calcium in these finishing pig diets, especially, if we get over like a 2:1 total Ca to total Phosphorus - even 1.5:1 we could - we know we’re decreasing growth."
-Dr Joel DeRouchey-
Our guest is 𝗗𝗿. 𝗝𝗼𝗲𝗹 𝗗𝗲𝗥𝗼𝘂𝗰𝗵𝗲𝘆. Dr. DeRouchey graduated with his bachelor's in Animal Science from South Dakota State University in 1997 and his M.S. (1999) and Ph.D. (2001) in Swine Nutrition from Kansas State University. He was hired in 2001 and currently, he is a full professor and has a 50% Extension and 50% Research appointment.⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
What you will learn:
- Thoughts on phytase;
- Calcium release from phytase;
- Superdosing phytase: nursery vs. grow-finishing;
- Do we give amino acids and energy release values?
- Poultry vs. pigs when it comes to enzymes;
- Thoughts on xylanase and proteases;