- Professor Emeritus
- Email pab24@psu.edu
- Office 251-622-3235
- Professor Emeritus
- Department Head 2005-2008
Areas of Expertise
- Plant Pathology
- Fungal Genetics
- Plant Breeding
- Professor Emeritus
- Department Head 1986-1993
- Professor Emeritus
- Department Head 2009-2014
- Associate Professor, Emeritus
- Adjunct Associate Professor Retiree
- Senior Vice President and Dean of the Graduate School, Emerita
- Professor Emeritus
Areas of Expertise
- Mushrooms
- Spawn production
- Genetics
- Email djr4@psu.edu
- Office 814-308-2800
- Professor Emeritus
- Department Head 1993-2002
