Zone Forge reads your Mississippi soil test in Mississippi's own calibrated language — the critical levels and rate logic come straight from Mississippi State University — Nutrient Management Guidelines (Lancaster extractant), not a national average.
Published source: Mississippi State University — Nutrient Management Guidelines (Lancaster extractant)
Mississippi State University — Nutrient Management Guidelines (Lancaster extractant). Zone Forge cites the publication on every recommendation.
Yes — the Mississippi soil-test recommendation calculator is free and needs no signup. Enter your lab values for source-cited P, K and lime guidance.
Zone Forge reads every Mississippi soil test in its own state's language, then builds source-cited fertilizer and lime recommendations and full variable-rate prescriptions. See the science →