Fig. 5From: Strategies adopted by Aphanizomenon flos-aquae in response to phosphorus deficiency and their role on growthAphanizomenon flos-aquae treated with ELF reagent for extracellular alkaline phosphatase (APase) detection. Green ELF fluorescence associated with A. flos-aquae obtained from Reservoir OrlÃk in Czechia (a) and Reservoir Stefanski in Poland (b), shallow lakes of Lake Chaohu (c) and Lake Zhiyin (d), as well as the culture strains of A. flos-aquae 1249 (e), A. flos-aquae 1171 (f) and A. flos-aquae 1260 (g). Scale bars indicate 10 μmBack to article page