Contact

Mr. John W. Zupancic
Chief Technical Officer

Vancouver, WA 98664-6195 UNITED STATES

Membership

• Member
• American Society of Agronomy, 48 Years
• Soil Science Society of America, 46 Years

Past Membership

Certifications Held

• Certified Professional Soil Scientist

Education History

• Certificate (C), Emporia State Univ., 2014, Geospatial analysis
  
• Master of Science (MS), University of Nebraska-Lincoln, 1982, Agronomy
  
• Bachelor of Science (BS), , 1979, Agronomy
  

Communities

ASA Environmental Quality Section
• ASA Nutrients and Environmental Quality Community
  
• ASA Beneficial Reuse By-Products in Agriculture
  

Divisions of Interest

• SSSA Practicing Professional Soil Scientists Division
  
• SSSA Soil Physics and Hydrology Division
  
• SSSA Soil Chemistry Division
  
• SSSA Soil Biology & Biochemistry Division
  

• SSSA Soils & Environmental Quality Division
  

Committee Service

• S - Council of Soil Science Examiners, Member, 2009-03-01 - 2010-03-01
  
• S - Soils Certifying Board, Chair, 2005-11-07 - 2006-11-13
  
• S - Soils Certifying Board, Member, 2003-11-03 - 2006-11-13
  
• S - Soils Certifying Board, Chair, 2004-11-02 - 2005-11-07