Fig. 4From: Ovarian and uterine arteries blood flow velocities waveform, hormones and nitric oxide in relation to ovulation in cows superstimulated with equine chorionic gonadotropin and luteolysis induction 10 and 17 days after ovulationMean area and color area/pixel of the corpora lutea (CL1-5) from day of ovulation (day 0). R means on the right ovary, L means on the left ovary. Means with different superscripts are significantly different at P < 0.05Back to article page