How County Extension Soil Testing Went from $15 Walk-ins to an Entirely Different Model in March-April

https://www.scribd.com/document/993515852/Stop-Killing-Your-Houseplants-A-Practical-30-Day-Rescue-Plan-for-Homeowners-in-Their-30s-50s-169836

How county extension offices ran $15 soil tests for decades — and why that was fragile For a long time the $15 “basic” soil test was the backbone of on-farm decision making