Harold W. Harpster

  • Professor Emeritus of Animal Science
Harold W. Harpster


  1. Ph.D., Ruminant Nutrition, Michigan State University
  2. M.S., Animal Nutrition, The Pennsylvania State University
  3. B.S., Animal Science, The Pennsylvania State University

Teaching Experience

Teaching activities have included undergraduate courses in feeds and feeding, ruminant nutrition, companion animal nutrition, advanced canine nutrition, meat animal management, beef production, and sheep production and team teaching of a graduate research methods course.

Service on various Department and College level committees related to the undergraduate program

  • Student Affiliate of the American Society of Animal Science:
    National President – 2002-present
    National Vice President - 2000-2002
    National Secretary/Treasurer - 1996-2000
    Adviser of Penn State Chapter - 1980 - 1993
    Regularly attended national conventions
  • Served as adviser to regional Northeast Student Affiliate animal science group.
  • Dedicatee of the 1984 and 1992 Little International Livestock Exposition.

Research Activities - Emphasis Areas

  • Byproduct Feed Utilization
  • Grazed and Stored Forage Systems for Ruminants
  • Factors Affecting Growth and Body Composition in Ruminants
  • Beef cattle nutrition and forage work published in the Journal of Animal Science, Journal of Dairy Science, Agronomy Journal, and New Zealand Journal of Agricultural Research
  • Monthly columnist (livestock management) for the American Agriculturist (1983-1992) and the Pennsylvania Farmer (1992-present) magazines.

Honors and Awards

  • Booster Award Penn State Stockman's Alumni Club - 1981 and 1994
  • Secretary/Treasurer Penn State Stockman's Club - 1980; Board Member
  • Director College of Agriculture Alumni Society - 1984-1990
  • Excellence in Academic Advising Award College of Agriculture Alumni Society - 1992
  • Nominee for the Penn State Teaching Fellow Award College of Agriculture Student Council - 1988
  • Special Award for Teaching and Research Pennsylvania Forage and Grassland Council - 1989
  • President, Northeast Section American Society of Animal Science - 1992-1993
  • Board of Directors American Society of Animal Science - 1991-1993
  • Outstanding Teacher Award Gamma Sigma Delta - Penn State Chapter - 1995
  • Board Member Pennsylvania Forage and Grassland Council
  • University Award for Innovative Teaching (Team Member) – 1995
  • Community of Teaching Excellence Award College of Ag Sciences- -2002


  • Associate Professor of Animal Science 1985-present The Pennsylvania State University 
  • Assistant Professor of Animal Science 1978-1985 The Pennsylvania State University
  • Research Assistant 1973-1975 The Pennsylvania State University