Soil nutrient values in units of "years of use" rather than units of ppm

The #MLSN method for nutrient recommendations involves an MLSN value that the soil is not supposed to drop below. But what does this value mean, when converted from the usual units of ppm (mg/kg) to how many years it would take grass to use that much of the element? 


Find out more about soil tests with ATC at https://www.asianturfgrass.com/project/soil-tests/
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Micah Woods
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Micah Woods
I'm chief scientist at the Asian Turfgrass Center and director of the @paceturf information service. Some current projects include #OM246, #ClipVol, and #MLSN.
Soil nutrient values in units of "years of use" rather than units of ppm
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