SOCR 300 - Seed Purity Analysis

  • 2 credits

This course teaches students how to assess the quality of seed lots destined for planting purposes and how to perform these assessments accurately.

Students must complete six proctored exams and a sample purity analysis.


SOCR 200 (Seed Anatomy and Identification) or written consent of the instructor.

Textbooks and Materials

Textbooks and materials can be purchased at the CSU Bookstore unless otherwise indicated.


  • AOSA Rules for Testing Seeds
    AOSA Secretary
  • SOCR 300 Study Guide
    J. Bruce
  • Standard Guide to Seeds of Colorado
    Larsen and Menne
  • Uniform Classification of Weed and Crop Seeds
    AOSA Secretary


James Bruce

(970) 495-3246 |

James Bruce, M.S., is a seed analyst employed at the USDA, ARS, National Seed Storage Laboratory. He is involved in the Colorado Sustainable Agriculture and Development Group at Colorado State University.

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