Proficiency

Membership

Chair
KATHY MATHIASON
SDSU Seed Testing Lab
SDSU Seed Testing Lab AHPS Department
Brookings, SD 57007
katherine.mathiason@sdstate.edu
(605) 688-6636
Vice-Chair
JEANNA MUELLER
North Dakota State Seed Laboratory
PO Box 5257
Fargo, ND 58105
jmueller@ndseed.ndsu.edu
(701) 231-5400

Working Groups

Continuing Education Chair
Leanna Leach
lleach@scda.sc.gov
South Carolina Department of Agriculture - Seed laboratory
123 Ballard Court
West Columbia, SC 29172
Phone: 803-737-9714

AOSA/SCST Webinar/Workshop Posting Request Policy:
Download the webinar/workshop posting request policy here.

Application for Continuing Education Points for a Workshop/Webinar:

AOSA Copyright Permission Request Form:

2025 Annual Meeting CE & Teaching & Training Committee Presentation:
1
Proficiency Testing Chair: 
Heidi Arneson
Heidi.arneson@heftyseed.com
Hefty Seed Company
47504 252nd St
Baltic, SD US 57003
Phone: 605-529-5412
2002-2003 PT Newsletter Report
2003-2004 Proficiency Testing Report
2003 Refresher Test Questions for Multiple Floret Rule
2004-2005 SCST Proficiency Testing Report
2006 Proficiency Testing Report
2007-2008 Proficiency Testing Report
2012-2013 TZ Proficiency
Detailed Proficiency Results
2013-2014 Uniform Classification Written Exercise
2014-2015 Broken Seed Digital Images
2014-2015 Retesting Written Exercise and Answer Sheet
2014-2015 Specific Requirements Exercise and Answer Key
2015-2016 BacktoBasics
2018-2019 ROA Written PT
2018-2019 Lettuce TZ Proficiency
2019-2020 UBP Written PT
2019-2020 Results Timothy Presentation
2019-2020 Results Uniform Blowing Procedure Written PT
2020-2021 Germ Proficiency Test Questions Answer Key
2020-2021 Germ Proficiency Test Questions
2020-2021 ROA Written Exercise
2021-2022 Fabaceae Digital-Written Exercise Answer Key
2021-2022 Fabaceae Digital-Written Exercise
2021-2022 Volume 3 USDA Noxious PT Answer Key
2021-2022 Volume 3 USDA Noxious PT
2022-2023 PSU-Inert Written Answer Key
2022-2023 PSU-inert written
2022-2023 Seed ID Sets Key
2022-2023 Seed Id-Classification Key
2022-2023 Seed Id-Classification
2023-2024 Pelleted Coated and Encrusted Seed
2023-2024 Pelleted Coated and Encrusted Seed Answers and Rules Snips
2023-2024 Sample Process Answer Results
2023-2024 Sample Process PT
2024-2025 Application of Test Tolerances – Answer Key
2024-2025 Application of Test Tolerances
2016-2017 Genetic Technology Written
2016-2017 Genetic Technology Written – Answer Key
2018-2019 Genetic Written
2018-2019 Genetic Written – Answer Key
2019-2020 Genetic Written
2019-2020 Genetic Written – Answer Key
2020-2021 Genetic PT
2020-2021 Genetic PT – Answer Key
2021-2022 Genetic PT
2021-2022 Genetic PT – Answer Key
2022-2023 Genetic Tech Written
2022-2023 Genetic Tech Written – Answer Key
2023-2024 Genetic PT
2023-2024 Genetic PT – Answer Key
2024-2025 Genetic Trait Purity PT
2024-2025 Genetic Trait Purity PT – Answer Key
Nominations
Regulatory