Contact Information:

Extension:

• Provide technical information on plant nutrition, nutrient management and cropping systems to farmers, county educators, and industry.
• Primary plant nutrition diagnostician for the Plant and Pest Diagnostic Laboratory. 
• Develop a series of workshops on nutrient management and produce educational materials (hard copy and electronic) for the Certified Crop Advisor Program and associated continuing education. 

Research Areas:

• Root/soil interrelationships and nutrient accumulation patterns for Indiana cropping systems.
• Indigenous soil potassium, fertilizer-potassium use efficiency, and potassium balance in Indiana corn and soybean production. 
• Examine fertilizer recommendations and use efficiency in Indiana cropping systems.

Publications (refereed journal papers, book chapters, research and station bulletins, etc.)

Teaching: 
AGRY 598 - Principles of Plant Mineral Nutrition

Professional Experience:
Professor, Purdue University, 2005-present
Associate Professor, Purdue University, 2000-2005
Assistant Professor, Purdue University, 1995-2000
Post Doctoral Researcher, University of California-Davis, 1993-95

Awards and Honors:
Educational Materials Award: Publications Category, American Society of Agronomy, 2006
Educational Materials Award: Publications Category, American Society of Agronomy, 2006
Certificate for Excellence in Service, Soil Science Society of America Journal, 2005
Fellow, American Society of Agronomy, 2005
Faculty Fellow, Study in a Second Discipline, Dept. of Statistics, Purdue University, 2004-2005
Educational Materials Award: Audio Visual Category, American Society of Agronomy, 2004
Educational Materials Award: Short Publications Category, American Society of Agronomy, 2002
ESCOP/ACOP Fellow, Purdue University, 2001
 

Education:
B.A., Harvard University
Ph.D., University of California

Date joined staff:  October 1995

Last updated:  May, 2007