Figure 5From: Grazing livestock are exposed to terrestrial cyanobacteria Weekly variation in population density of Phormidium filaments on plants. Weekly variation in population density of Phormidium filaments (g wet mass plants−1) on plants from one horse control (broken line) field and 7 fields (solid lines) on which there was at least one case of EGS within the preceding 2 years.Back to article page