Lactating Dairy Cow Responses to Dietary Cation Anion Difference – Dr. Richard Erdman

July 21, 2016


Welcome to this series on Dietary Cation Anion Difference (DCAD) by Dr. Richard Erdman, from the University of Maryland.  Listen in as Dr. Erdman dives into his first segment on lactating dairy cow responses to DCAD.  You will learn:

1) What DCAD is and why it is important.

2) How DCAD is calculated.

3) A review of the meta-analysis data on DCAD.

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Dr. Richard Erdman

Department of Animal & Avian Sciences
University of Maryland

Dr. Richard Erdman was born and raised on a dairy farm near Fort Atkinson, Wisconsin. After completing his Ph.D. in animal nutrition at the University of Kentucky in 1979, he joined the Dairy Science Department at the University of Maryland where he is currently Professor of Animal Sciences in the Animal and Avian Sciences Department. Dr. Erdman’s research has primarily focused on nutrition of the dairy cow with emphasis on energy metabolism and the effects of nutrition on rumen function and milk components. Dr. Erdman has taught undergraduate and graduate courses in applied nutrition, energy metabolism, and dairy management. He has served as major professor to more than 30 graduate students who hold positions in industry and academia. Dr. Erdman has received several awards including the American Feed Industries Award for Dairy Nutrition Research in 1996. He was a member of the NRC subcommittee, which wrote the 2001 NRC Nutrient Requirements for Dairy Cattle and is currently the chair of Dairy NRC subcommittee charged with updating the 2001 NRC.


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