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Articles written by Dr. Don Llewellyn


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  • Beef Cattle Mythbuster

    Dr. Don Llewellyn|Updated Nov 23, 2022

    Dr. Don Llewellyn Livestock Extension Specialist Director, WSU Lincoln County Extension, Davenport, WA Myth: The mystique of "water belly". Here's one that is especially relevant for our youth producers and their animals for the fair. I think most cattle producers who have been around the business for a good while will agree that when you think you have about seen it all, eventually you will get a big surprise. Such is the case with "water belly." First, let's point out here...

  • Beef Cattle Mythbuster

    Dr. Don Llewellyn, Livestock Extension Specialist, Director, WSU Lincoln County Extension|Updated Sep 8, 2022

    Myth: It makes no difference if one calculates cow feed intake on a dry matter basis or an as-fed basis. Answer: Oh, but it does matter! Okay, here we go! This is one of those topics that probably caused more confusion among my students than most any question I asked them (or had them calculate on an exam!). Let’s make some practical sense of this and how it applies to the real world for cattle producers. Before we can address this concept, we define our terms: As-is (or a...