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. Author manuscript; available in PMC: 2018 May 9.
Published in final edited form as: J Dairy Sci. 2013 Dec 18;97(2):764–778. doi: 10.3168/jds.2013-6926

Figure 8.

Figure 8

Circulating serum progesterone concentrations every 6 h throughout the superstimulatory protocol. HCG = human chorionic gonadotropin. No effects and interactions were significant (P > 0.15) except time (P < 0.0001); *P < 0.05.