Soil carbon to nitrogen ratio
Soil carbon to nitrogen ratio, Total:19 items.
The international standard classification for "Soil carbon to nitrogen ratio" includes: Soil quality and pedology in general .
The Chinese standard classification for "Soil carbon to nitrogen ratio" includes: Soil and fertilizer in general .
Professional Standard - Forestry
- LY/T 1237-1999 Determination of organic matter in forest soil and calculation carbon-nitrogen ratio
- LY/T 1228-2015 Nitrogen determination methods of forest soils
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 42490-2023 Soil quality—Determination of total content and isotope ratio of organic carbon and nitrogen of soil and biological samples—Stable isotope ratio mass spectrometry
- GB/T 42488-2023 Soil quality—Determination of nitrogen-15 abundance of inorganic nitrogen in soil—Stable isotope ratio mass spectrometry
Hebei Provincial Standard of the People's Republic of China
- DB13/T 843-2007 Soil Available Nitrogen Determination
Professional Standard - Agriculture
- NY/T 1121.24-2012 Soil Testing - Part 24: Determination of Total Nitrogen in Soil - Automatic Kjeldahl Apparatus Method
Xinjiang Provincial Standard of the People's Republic of China
- DB65/T 602.4-2001 The determinanation of nitrate nitrogen in soil
- DB65/T 602.3-2001 The determinanation of ammonium nitrogen in soil
Sichuan Provincial Standard of the People's Republic of China
- DB51/T 1875-2014 Determination of soil alkaline nitrogen
GSO
- GSO ISO 17184:2016 Soil quality -- Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
- BH GSO ISO 17184:2017 Soil quality -- Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
- OS GSO ISO 17184:2016 Soil quality -- Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
Spanish Association for Standardization (UNE)
- UNE-EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS) (ISO 17184:2014) (Endorsed by AENOR in July of 2014.)
Association Francaise de Normalisation
- NF EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
SCC
- DANSK DS/EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
German Institute for Standardization
- DIN EN ISO 17184:2014-09 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS) (ISO 17184:2014); German version EN ISO 17184:2014
European Committee for Standardization (CEN)
- EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
RO-ASRO
- STAS 7184/2-1985 SOILS Nitrogen content determination
PT-IPQ
- NP 83-1956 specific gravity of soil particles
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