Posted 10/16/2020 05:45 (#8548182 - in reply to #8547439) Subject: RE: Soil grids
For a little less than $7 per acre we get....
2.5 acre square grids (gps).
Basic tests, Ph, P, K, OM, CEC. No micros
4 year cycle
Annual visits with annual recommendations.
Prescription files for spreader based on annual visit recommendations.
We have been with the same guy for about 15 years. We started square grid testing in 1975. Back then a husband/wife team did testing & there weren't color printers. They used graph paper & colored pencils to make maps. We've been grid testing for 45 years.