UNI EN ISO 14240-2 : 2011

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Current The latest, up-to-date edition.

SOIL QUALITY - DETERMINATION OF SOIL MICROBIAL BIOMASS - PART 2: FUMIGATION - EXTRACTION METHOD

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Published date: 13-07-2011

Publisher: Ente Nazionale Italiano di Unificazione (UNI)

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Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Materials and reagents
6 Apparatus
7 Fumigation and extraction
8 Determination of carbon in the extracts
9 Precision
Annex A (normative) - Measurement of water-holding
        capacity of soil
Annex B (informative) - Estimation of soil microbial
        biomass in soils containing large amounts of living
        roots - Pre-extraction procedure
Annex C (informative) - Results of an interlaboratory trial
Annex D (informative) - Bibliography

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Describes a method for the estimation of microbial biomass of soils by measurement of total extractable organic biomass material mainly from freshly killed microorganisms.

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Document Type	Standard
ISBN
Pages
Published
Publisher	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

International Equivalents – Equivalent Standard(s) & Relationship - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
ISO 14240-2:1997	Identical
EN ISO 14240-2:2011	Identical

Standards Referencing This Book - (Show below) - (Hide below)

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 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)

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