Pre-mix tank calculations

With the widespread adoption of spray application of fertilizers, pre-mix tanks have also grown in popularity and this has lead to some pracitcal questions about mixing fertilizers into the spray solution. One such question recently came up regarding how much water should be added to the pre-mix tank before adding the fertilizers. Ideally, the maximum amount of water would be added, but the fertilizers take up space when they are added to the tank so you can't simply fill the…