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AOAC
2015.15
Nitrogen, Phosphorus, and Potassium Release Rates of Slow- and Controlled-Release Fertilizers
2015 (2023)
16
AOAC 2023 Online Ch. 2.6.36
In Alternative A, a representative unground test portion is exposed to ambient temperature extractions of a solvent in a biologically active sandy soil medium. In Alternative B, a representative unground test portion is exposed to increasingly aggressive solvent temperature extractions ...