VDI 3799 Blatt 1-1995 Measurement of immission effects - Measurement and evaluation of phytotoxic effects of ambient air pollutants (immissions) with lichens - Mapping of lichens for assessment of the air quality
VDI 3957 Blatt 13-2005 Biological measurement procedures for determining and evaluating the effects of ambient air pollutants by means of lichens (bioindication) - Mapping the diversity of epiphytic lichens as an indicator of air quality
DIN EN 16413:2014 history
2014DIN EN 16413:2014-08 Ambient air - Biomonitoring with lichens - Assessing epiphytic lichen diversity; German version EN 16413:2014
2014DIN EN 16413:2014 Ambient air - Biomonitoring with lichens - Assessing epiphytic lichen diversity; German version EN 16413:2014