Figure 1From: Pregnancy success of lactating Holstein cows after a single administration of a sustained-release formulation of recombinant bovine somatotropinEffect of bovine somatotropin on vaginal temperature (Experiment 2). Data represent least-squares means ± SEM. There was an effect of time (p < 0.001) but no difference between control (blue circles) and bST-treated cows (red circles) and no time × treatment interaction.Back to article page