VDI 3957 Blatt 13-2023
确定和评估空气污染影响的生物测量方法(生物监测) 绘制附生地衣的多样性作为空气质量的指标
Biological measuring techniques for the determination and evaluation of effects of air pollutants (biomonitoring) - Mapping the diversity of epiphytic lichens as an indicator of air quality