Look at any bag, jug, or fertilizer label, and you will see three numbers separated by hyphens; these numbers represent nitrogen, phosphorus, and potassium content. This seems pretty straightforward, but how do you calculate how many actual pounds of nutrient is applied, and how does that calculation differ between dry and liquid materials?

In this Back 2 Basics video, Brad and Ryan discuss a common question they encounter in the field: basic fertilizer math. Check it out!