There is no right or wrong answer to your question. I prefer to apply a product with a 5-1-2 combination ie (28-5-12, 24-5-11 or higher N 32-5-7). Some locals might limit your phosphates usage but for the fall its not a bad thing have. It just depend whether you program is agronomic or economically driven. I know guys that follow the clean out my shop of all fert in fall and winter program
The Arena, the Field of Battle, the site where the fight actually takes place is our own heart and all of our Inner Man. The time of Battle is our whole life.