DIN EN ISO 20130:2021-02 Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018); German version EN ISO 20130:2020
2021DIN EN ISO 20130:2021 Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018); German version EN ISO 20130:2020