Building a prescription doesn't always require soil test results. If you're working with harvest data already available in your Ops Center, you have a viable alternative path forward. This article walks you through how to create a prescription using the tools and information you already have on hand.

You can only do this if you have harvest data. 

VRAFY can push contributed harvest layers that allow you to access the formula library. Just give us a text for the fields you want, and we can get those in there.