Oilseed Tetrazolium Test

Oilseed Tetrazolium Test

Sunflower Seeds showing red staining from Tetrazolium testing

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. 

 

Lab News

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Accurate Seed Testing Results

SoDak Lab's goal is to deliver fast, accurate, and diagnostic seed testing services.