German standard methods for the examination of water, waste water and sludge - General informations (group A) - Part 42: Interlaboratory trials for method validation, evaluation (A 42)— 30 стр.
Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method (ISO 14240-1:1997); German version EN ISO 14240-1:2011— 12 стр.
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 10381-6:2009)— 11 стр.
Soil quality - Determination of particle size distribution in mineral soil material - Method by sieving and sedimentation (ISO 11277:1998 + ISO 11277:1998 Corrigendum 1:2002)— 38 стр.
Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO/DIS 14238:2011)
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— 20 стр.
Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012); German version EN ISO 17155:2020— 22 стр.
Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012); German version EN ISO 17155:2020— 22 стр.
