Krumbein, WE/ Jens, K 1981: Biogenic rock varnishes of the Negev Desert (Israel): an ecological study of iron and manganese transformation by cyanobacteria and fungi. - Oecologia50: 25-38. [RLL List # 160 / Rec.# 10541] Keywords: DESERT VARNISH/ NEGEV DESERT/ ROCK VARNISH
Abstract: 23 fig. [Some lichens mentioned.]