View of Correlation of Traffic Density with Sulfur Dioxide (SO₂) Levels and Thallus Chlorophyll of Lichens as Bioindicators on Angsana Trees (Pterocarpus indicus Willd.) in the Medan Industrial Area II

Return to Issue Details Correlation of Traffic Density with Sulfur Dioxide (SO₂) Levels and Thallus Chlorophyll of Lichens as Bioindicators on Angsana Trees (Pterocarpus indicus Willd.) in the Medan Industrial Area II Download Download PDF