Azotic

It looks like you could be talking about “Scott Systemic Azotic,” however this product doesn’t seem to be well-known. Here’s a general explanation, though, if you’re talking about a product that has systemic azotic treatments, such those involving nitrogen-fixing bacteria or other agricultural amendments:

Scott Systematic Azotic may be a product or therapy for managing plant nitrogen. Typically, “azotic” refers to nitrogen, a nutrient that is essential to plant growth. Azotic treatments are used in horticulture and agriculture to increase nitrogen availability to plants, resulting in better development and higher harvests.