Previous Lecturers
- 2024 Lecturer: Dr. Rattan Lal
- 2023 Lecturer: Dr. Douglas Ming
- 2019 Lecturer: Dr. Deanna Osmond
- 2018 Lecturer: Dr. Keith Bristow
- 2017 Lecturer: Dr. David Lindbo
- 2016 Lecturer: Dr. Diana Wall
- 2015 Lecturer: Dr. Ravi Naidu
- 2015 Lecturer: Dr. Douglas Karlen
- 2014 Lecturer: Dr. Susan Brantley
- 2013 Lecturer: Dr. Mike McLaughlin
- 2012 Lecturer: Dr. Henry Janzen
- 2011 Lecturer: Dr. Sally Brown
- 2010 Lecturer: Dr. David Laird
- 2009 Lecturer: Dr. Paul Bertsch
- 2008 Lecturer: Dr. David Kissel
- 2007 Lecturer: Dr. Andrew Sharpley
- 2006 Lecturer: Dr. Edward G. Gregorich
- 2005 Lecturer: Dr. Ray W. Weil
- 2004 Lecturer: Dr. Donald Sparks
- 2003 Lecturer: Dr. Hugo Rogers
- 2002 Lecturer: Dr. Kate M. Scow
- 2001 Lecturer: Dr. Kevin McSweeney
- 2000 Lecturer: Dr. Gyles W. Randall
- 1999 Lecturer: Dr. Rufus L. Chaney
- 1998 Lecturer: Dr. J. Thomas Sims
- 1997 Lecturer: Dr. Peter J. Bottomley
- 1996 Lecturer: Dr. Willard L. Lindsay
- 1995 Lecturer: Dr. John Norman
- 1994 Lecturer: Dr. Al Page
- 1993 Lecturer: Dr. Peter Wierenga
- 1992 Lecturer: Dr. Larry Murphy
- 1991 Lecturer: Dr. John Mortvedt
- 1990 Lecturer: Dr. Terry Logan
- 1989 Lecturer: Dr. Jim Tiedje
- 1988 Lecturer: Dr. Joe Ritchie
- 1987 Lecturer: Dr. Don Nielsen
- 1986 Lecturer: Dr. Fred Adams
- 1985 Lecturer: Dr. Larry Wilding
- 1984 Lecturer: Dr. Boyd Ellis