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Assessment of the number of replications needed to obtain comparable cfu estimates in SP-SDS and SATS methods using Enterobacter cloacae (A) or the mixed inoculum of five organisms in irrigation-grade-water (B) employing 12 replications. Single factor ANOVA was done employing 2–12 replications for cfu per 100 μl sample; Vertical bars indicate SD and the values over the bars indicate the P (0.05) value from ANOVA.
