Contact
Mr. James J. Hartsig
Vegetation Manager
Denver, CO 80211-4051 UNITED STATES
Employment History
- Duraroot Environmental Services, LLC
- Olsson Associates
- Olsson Associates
- Olsson Associates
Membership
- Member
- Soil Science Society of America, 14 Years
Past Membership
- American Society of Agronomy, 5 Years
- Crop Science Society of America, 5 Years
Certifications Held
- Certified Professional Soil Scientist
Divisions of Interest
- SSSA Soil Fertility & Plant Nutrition Division
- SSSA Soil & Water Management & Conservation Division
- SSSA Nutrient Management & Soil & Plant Analysis Division
- SSSA Practicing Professional Soil Scientists Division
Committee Service
- S - Soils Certifying Board, Chair, 2025-01-01 - 2025-12-31
- S - Soils Certifying Board, Vice Chair, 2024-01-01 - 2024-12-31
- S - Soils Certifying Board, Certified Professional Soil Scientist SSSA Board Rep., 2021-01-01 - 2023-12-31
- S - SSSA Board of Directors, Certified Professional Soil Scientist SSSA Board Rep., 2021-01-01 - 2023-12-31