Most of us are proud of our ability to finger through seeds and pass judgement on their value. And we can tell a lot about seed by this method. But there is a lot more to the story that escapes the eye. If you were to give that seed a detailed laboratory test you might be surprised at the results.
Isely, Duane and Sylwester, E. P.
"Let's Read the Seed Tag,"
Iowa Farm Science: Vol. 1
, Article 4.
Available at: https://lib.dr.iastate.edu/farmscience/vol1/iss8/4