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To purchase the Calibration Samples for General Seed Blowers click on the links below:

Calibration Samples Dactylis glomerata 3.0g
Calibration Samples Poa pratensis 1.0g

 


Rules 2022 available online



 
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Latest Issue of Seed Testing International



STI 162 October 2021
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Flower Seed Testing Handbook 2nd Edition



Available now
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ISTA Reference Pest List



ISTA Reference Pest List
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Seed Science and Technology



Volume 48 released
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