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The role of nitrogen in the soil

The role of nitrogen in the soil, Total:51 items.

In the international standard classification, The role of nitrogen in the soil involves: Soil quality. Pedology, Farming and forestry.

Korean Agency for Technology and Standards (KATS), The role of nitrogen in the soil

• KS I ISO 14238:2018 Soil quality ― Biological methods ― Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
• KS I ISO 14255-2009(2019) Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
• KS I ISO 14255:2009 Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
• KS I ISO 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)
• KS I ISO 23753-1:2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)

KR-KS, The role of nitrogen in the soil

• KS I ISO 14238-2018 Soil quality ― Biological methods ― Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
• KS I ISO 23753-1-2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)

Danish Standards Foundation, The role of nitrogen in the soil

• DS/ISO 14238:1997 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
• DS/EN ISO 10930:2013 Soil quality - Measurement of the stability of soil aggregates subjected to the action of water

AENOR, The role of nitrogen in the soil

• UNE 77326:2004 Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

British Standards Institution (BSI), The role of nitrogen in the soil

• BS EN ISO 14238:2013 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
• BS EN ISO 23753-2:2011 Soil quality. Determination of dehydrogenase activity in soils. Method using iodotetrazolium chloride (INT)
• BS EN ISO 23753-1:2011 Soil quality. Determination of dehydrogenase activity in soil. Method using triphenyltetrazolium chloride (TTC)
• BS EN ISO 10930:2013 Soil quality. Measurement of the stability of soil aggregates subjected to the action of water

European Committee for Standardization (CEN), The role of nitrogen in the soil

• EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

German Institute for Standardization, The role of nitrogen in the soil

• DIN ISO 14255:1998-11 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
• DIN ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
• DIN ISO 23753-2:2006 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT) (ISO 23753-2:2005);English version of DIN ISO 23753-2:2006-04
• DIN 19746:2005-06 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
• DIN 18915:2018-06 Vegetation technology in landscaping - Soil working
• DIN EN ISO 14238:2014-03 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012); German version EN ISO 14238:2013
• DIN EN ISO 10930:2013-05 Soil quality - Measurement of the stability of soil aggregates subjected to the action of water (ISO 10930:2012); German version EN ISO 10930:2013

Indonesia Standards, The role of nitrogen in the soil

• SNI 13-4721-1998 Methods for determination of total nitrogen content in soils

VN-TCVN, The role of nitrogen in the soil

• TCVN 6643-2000 Soil quality.Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
• TCVN 7373-2004 Soils quality.Index values of total nitrogen content in the soils of Vietnam

International Organization for Standardization (ISO), The role of nitrogen in the soil

• ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
• ISO 23753-2:2005 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT)
• ISO 11267:2023 Soil quality — Inhibition of reproduction of Collembola (Folsomia candida) by soil contaminants

RU-GOST R, The role of nitrogen in the soil

• GOST R 53219-2008 Soil quality. Determination of nitrogen in air-dry soils using calcium chloride solution
• GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen

Tianjin Provincial Standard of the People's Republic of China, The role of nitrogen in the soil

• DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples

Association Francaise de Normalisation, The role of nitrogen in the soil

• NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.
• NF EN ISO 23753-2/A1:2020 Qualité du sol - Détermination de l'activité des déshydrogénases dans les sols - Partie 2 : méthode au chlorure de iodotétrazolium (INT) - Amendement 1
• NF EN ISO 14238:2014 Qualité du sol - Méthodes biologiques - Détermination de la minéralisation de l'azote et de la nitrification dans les sols, et de l'influence des produits chimiques sur ces processus
• NF X31-293-1:2011 Soil Quality - Determination of dehydrogenase activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC).
• NF X31-293-2:2011 Soil quality - Determination of dehydrogenase activity in soils - Part 2 : method using iodotetrazolium chloride (INT).
• NF X31-293-1/A1:2020 Soil quality - Determination of dehydrogenases activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC) - Amendment 1
• NF EN ISO 23753-1/A1:2020 Qualité du sol - Détermination de l'activité des déshydrogénases dans les sols - Partie 1 : méthode au chlorure de triphényltétrazolium (CTT) - Amendement 1

Jilin Provincial Standard of the People's Republic of China, The role of nitrogen in the soil

• DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
• DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis

NL-NEN, The role of nitrogen in the soil

• NEN 5754-1992 Soil - Determination of organic matter content in soil as loss-on-ignition
• NEN 5795-1988 Soil - Determination of the influence of chemicals on soil nitrification

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, The role of nitrogen in the soil

• GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry

Group Standards of the People's Republic of China, The role of nitrogen in the soil

• T/SDAS 573-2023 Technical regulations for the application of controlled-release nitrogen fertilizer in barren soil and low-yield grain fields

Shanxi Provincial Standard of the People's Republic of China, The role of nitrogen in the soil

• DB14/T 1099-2015 Determination of Hydrolyzable Nitrogen in Soil Alkaline Hydrolysis Distillation Potentiometric Titration

API - American Petroleum Institute, The role of nitrogen in the soil

• API 4104-1971 SOIL AS A SINK FOR ATMOSPHERIC CARBON MONOXIDE

IT-UNI, The role of nitrogen in the soil

• UNI EN ISO 21285:2020 Soil quality - Inhibition of reproduction of the soil mite (Hypoaspis aculeifer) by soil contaminants

ES-UNE, The role of nitrogen in the soil

• UNE-EN ISO 10930:2013 Soil quality - Measurement of the stability of soil aggregates subjected to the action of water (ISO 10930:2012) (Endorsed by AENOR in April of 2013.)
• UNE-EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012) (Endorsed by AENOR in January of 2014.)

Professional Standard - Agriculture, The role of nitrogen in the soil

• NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
• GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate

Others:   Determination of total nitrogen in soil, Determination of total nitrogen content in soil, The content of nitrate nitrogen in the soil, Nitrite Nitrogen in Soil, Nitrogen content in the soil, nitrogen in the soil, Nitrate nitrogen in soil, The role of elements in the soil, Nitrogen in the soil, Determination of nitrogen in soil, Nitrogen content in the soil, The role of nitrogen in the soil, Determination method of total nitrogen in soil, Hydrolyzed Nitrogen in Soil, Determination and Analysis of Nitrogen Content in Soil, How to measure nitrogen content in soil, The role of soil water in soil, Nitrogen content in soil, How to measure nitrogen in soil, The role of soil in plant growth.