Sugiyama, K/ Kurokawa, S/ Okada, G 1976: Studies on lichens as a bioindicator of air pollution. I. Correlation of distribution of Parmelia tinctorum with SO2 air pollution. - Jap. Jour. Ecol.26: 209-212. [RLL List # 99 / Rec.# 18018] Keywords: PARMELIA/ AIR POLLUTION/ SO2/ PARMOTREMA/ JAPAN
Abstract: 5 figures.