* N, P2O5, K2O, and S removal coefficients derived from the IPNI Nutrient Removal Calculator as of Jan. 2018 (http://www.ipni.net/article/IPNI-3346). Mg removal coefficients derived from Alabama Extension: ANR-449 (1999), CFI (2001), IPNI (2008), North Carolina: AG-439-16 (1991) and other independent sources.
Nutrient removal values may vary regionally depending on growing conditions. Use locally available data whenever possible. Crop nutrient removal and soil test considerations should be made for proper nutrient recommendations.