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Right Source, Right Rate, Right Time, Right Place nutrient management. The UF/IFAS 4R app assists you in determine these critical components of nutrient management. Based on user inputs, the app calculates fertilizer rate and allows the user to save the results.
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What's New in IFAS 4RS App
2.0.1
March 25, 2023
Add a new plant category Right time calculation changes depending on the choice of extractant
