Proficiency Testing

South Dakota Agricultural Laboratories subscribes to the following proficiency testing and check sample programs:


ERA - Environmental Resource Associates Soil/Hazardous Waste (Pesticide) Proficiency Testing

AAFCO - American Association of Feed Control Officials for commercial feeds and feed ingredients

Blood Lead Proficiency - US Department of Health and Human Services for blood lead

ERA – Environmental Resource Associates for water pollution (wastewater) and water supply (drinking water)

Magruder (AAPFCO) - Amercian Association of Plant Food Control Officials for fertilizers

MAP - Manure Analysis Proficiency program for manures

NFTA - National Forage Testing Association for NIRS and wet chemistry in hays and silages

VLA - Veterinary Laboratory Association quality assurance program for selenium and minerals in serum

WSLH - Wisconsin State Laboratory of Hygiene for minerals in serum