Figure 3

Melatonin concentrations (pg/ml) during the day for control and experimental (EMF) calves (LSMEANs ± S. E.) in winter (left) and summer (right).

Melatonin concentrations (pg/ml) during the day for control and experimental (EMF) calves (LSMEANs ± S. E.) in winter (left) and summer (right).