Quickly calculate the precise fertilizer formula that meets the needs of your crop. Simply input the crop requirements, choose the basic fertilizers ingredients you want to use and the software calculates the ideal fertilizer formula. The Logiag Nutrient Calculator will also calculate the amount and price of the fertilizer that has to be spread in your fields. The Logiag Nutrient Calculator - which is actually a module of our larger farmnutriadvisor™ software program - works with every type of basic fertilizer ingredient available in North America, allowing you to find the least expensive fertilizer formula available. The Logiag Nutrient Calculator is priced at $89 CAN ($59 US).