Soil ammonium nitrate nitrogen content
Soil ammonium nitrate nitrogen content, Total:4 items.
The international standard classification for "Soil ammonium nitrate nitrogen content" includes: Soil quality. Pedology .
The Chinese standard classification for "Soil ammonium nitrate nitrogen content" includes: Soil and fertilizer in general .
Jilin Provincial Standard of the People's Republic of China
- DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
- DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 42487-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination using automated method with segmented flow analysis
- GB/T 42485-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination with manual method
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