From your first prescription to the algebra behind every rate. The docs are written alongside the code — when something changes in the app, the doc changes too.
Sign up, connect your platform, upload your first soil samples, generate your first prescription. About 10 minutes from start to finish.
Read the guideCSV and Excel formats, supported labs, shapefile boundaries, column auto-detection, the four visualization modes, soft warnings, and how interpolation works.
Read the guideUpload a soil test and get a graded report card — worst nutrient first, color- and word-coded, with variability hints and your fertility trend across past uploads. In 26 states we grade in that state university's own rating words; everywhere else we show the honest measured value and tell you why. pH and lime are calibrated for all 50 states.
Read the guideA calibrated land-grant source for every state — a library of 40+ extension publications — plus the corn-belt and Mid-Atlantic tables (Iowa PM 1688, Tri-State 2020, Penn State) with the calibration data and citations behind every cell. 26 states grade nutrients in their own university's rating words; pH and lime are calibrated for all 50.
Read the guideEvery formula. Hybrid decision tree, nutrient-to-product conversions, lime engine, IDW interpolation parameters, cost-per-acre derivation.
Read the guideZone count, polygon cleanup, headland buffers, click-to-reassign, inline rate editing, the multi-year buildup planner, multi-product blends, and the stacked Litter → Potash → Nitrogen workflow.
Read the guideOAuth setup, the four-step upload pipeline, validation rules, status polling, partial-success handling, and troubleshooting.
Read the guideOnce you're signed in, every page has a help search that pulls from these docs. No tab juggling.