Fig. 2. Breakthrough curves for undisturbed triplicate lysimeters of (A) Gley Soil, (B) Pumice Soil, (C) Allophanic Soil, and (D) Recent Soil showing leachate concentration ratios of bacteriophage and Br^- tracers following a 30-mm depth of application of tracer and simulated rainfall at 5 mm h^-1.

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