ZH
RU
ES
available potassium
available potassium, Total:4 items.
In the international standard classification, available potassium involves: Soil quality. Pedology.
Professional Standard - Agriculture, available potassium
- NY/T 1849-2010 Method for determination of ammonium nitrogen, available phosphorus and rapidly-available potassium in acid soil
Universal extract-colorimetric method
- 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
- NY/T 301-1995 Determination of Available Potassium in Organic Fertilizers
Professional Standard - Building Materials, available potassium
- JC 217-1980 Determination of Available Potassium Oxide in Cement Kiln Ash Potassium Fertilizer