Oilseeds Services
Oilseed Tetrazolium Test
Sunflower Seeds showing red staining from Tetrazolium testing
Methods
Tetrazolium tests are conducted on a 200 seed sample. Seeds are typically imbibed for 16 hours and bisected through the embryo or pierced then soaked in 0.1% or 1% tetrazolium solution.
What is Reported
A percentage of viable seed (normal staining embryos and any dormant seeds).
Value of Results
Tetrazolium is a quick estimate of germination and can be useful in determining viability of hard seeds.
Agronomically Accurate Seed Testing Results
SoDak Lab's goal is to deliver fast, accurate, and diagnostic seed testing services.