Profile


 

Contact

Mr. Joseph S. O'Brien
Valley Tech Agricultural Lab
Soil Technologist

Valley Tech Ag Lab
2120 South K Street
Tulare, CA 93274 USA

Work: 559-688-5684
Cell: 559-906-8784
Fax: 559-688-5768

Email: dlandlab@aol.com


Employment History

  • Valley Tech Ag Lab Services
  • Valley Tech Agricultural Lab   (Jan 2014)


Membership

  • Member
  • American Society of Agronomy, 20 Years
  • Crop Science Society of America, 8 Years
  • Soil Science Society of America, 19 Years


Certifications Held

  • Certified Crop Adviser-Western Region


Communities


Divisions of Interest

More...


Areas of Expertise

  • Comprehensive Nutrient Management, Nutrition Management
  • Soil Sampling and Analysis
  • Irrigation and Drainage