Assertion: mare | /r/AtLocation | estrus
Facets:
value: by scent
type: MANNER
Source sentences:
text: To ensure that the mare is in estrus, and ready to ovulate, an ultrasound can be performed regularly to monitor when the ovarian follicle reaches 35mm and the mare shows signs of heat cycle.
text: In other words, they were unable to detect which mares were in estrus by scent alone.
text: In the months of the estrous cycle, the mare is either in estrus (heat) or diestrus (not in heat).