ASAE/ASABE S573 – Procedures for Evaluating Variable-Rate Granular Material Application Accuracy
The purpose of this Standard is to provide a method to evaluate application accuracy of granular materialsapplied using variable-rate application systems including spinner-disc broadcast spreaders or similar equipmentthat distribute fertilizers. Specifically, this standard will facilitate the collection and reporting of map-basedapplication accuracy of both single and multiple granular products.