Assertion: mare | /r/HasProperty | exposed to 16 hr of light
Facets:
value: each day
type: TEMPORAL
value: abruptly
type: MANNER
Source sentences:
text: Mares can then be abruptly exposed to 16 hr of light each day, or the supplemental light can be gradually increased to a 16-hr day throughout 60 days.
text: In a less expensive, energy conserving, stepwise program, mares can be exposed to 3 hr of supplemental light in the evening the first week of December, and then the supplemental light is increased by 30 min each week until mares are exposed to 16 hr of light each day.