NY/T 1848-2010 Method for determination of ammonium nitrogen, available phosphorus and rapidly-available potassium in neutrality or calcareous soil Universal extract-colorimetric method (English Version)
This standard specifies a combined extraction-colorimetric analysis method for rapid determination of ammonium nitrogen, available phosphorus, and available potassium in neutral and calcareous soils. This standard is suitable for rapid determination of ammonium nitrogen, available phosphorus, and available potassium in neutral and calcareous soils.
NY/T 1848-2010 history
2010NY/T 1848-2010 Method for determination of ammonium nitrogen, available phosphorus and rapidly-available potassium in neutrality or calcareous soil Universal extract-colorimetric method