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Mean daily β-hydroxybutyrate and non-esterified fatty acid concentrations in the Saccaromyces cerevisiae and in the control group. Mean (± SEM) daily β-hydroxybutyrate(BHB) concentrations (above) and non-esterified fatty acid (NEFA) concentrations (below) during the first 13 weeks from parturition (data pooled by sample week) in cows from the Saccaromyces cerevisiae group (♦; n = 22) and control group (◊; n = 17).
