Sources used by Numberwright calculators
Each calculator page also lists its own sources, with the exact values each one supports. This page is the index. Sources were last checked on 27 Oct 2026.
Numberwright Food Plot
- MSU Extension M1591 — Deer Food Plot Planting Guide for the Southeast
- MSU Extension P3762 — Agricultural Limestone's Neutralizing Value
- MSU Extension P3102 — Getting the Most Bang for Your Buck: Liming and Fertilizing Wildlife Food Plots
- MSU Extension P3825 — Interpreting Your Soil Test Report for Homeowners
- Alabama Cooperative Extension — Soil Testing, Liming and Fertilizing Wildlife Food Plots
- USDA NRCS — Seed Quality (PLS)
- Clemson HGIC 1657 — Calibrating Spreaders
- UGA Extension C798 — Calibration of Dry Broadcast Fertilizer Applicators (2024)
Links go to the publishers' own pages. If a link no longer works, please tell us on the Contact page.
Last reviewed: 27 Oct 2026