Name: UNI EN ISO 14238 : 2014
Brand: UNI

SOIL QUALITY - BIOLOGICAL METHODS - DETERMINATION OF NITROGEN MINERALIZATION AND NITRIFICATION IN SOILS AND THE INFLUENCE OF CHEMICALS ON THESE PROCESSES

Published date

23-01-2014

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Materials
6 Apparatus
7 Procedures
8 Expression of results
9 Test report
Annex A (informative) - Determination of
water-holding capacity of soil
Bibliography

Describes laboratory procedures for measuring the mineralization and nitrification of nitrogen by the soil microbiota.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
EN ISO 14238:2013	Identical
ISO 14238:2012	Identical

ISO 10381-6:2009	Soil quality Sampling Part 6: Guidance on the collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory
ISO 11277:2009	Soil quality Determination of particle size distribution in mineral soil material Method by sieving and sedimentation
ISO 11261:1995	Soil quality — Determination of total nitrogen — Modified Kjeldahl method
ISO 11274:1998	Soil quality Determination of the water-retention characteristic Laboratory methods
ISO 10390:2005	Soil quality Determination of pH
ISO 10694:1995	Soil quality Determination of organic and total carbon after dry combustion (elementary analysis)
ISO 11266:1994	Soil quality — Guidance on laboratory testing for biodegradation of organic chemicals in soil under aerobic conditions
ISO 11260:1994	Soil quality Determination of effective cation exchange capacity and base saturation level using barium chloride solution