In the mating/control unit we must ensure
See a clue in the article The ideal mating/early gestation barn: stalls, feeders, floor, light
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Correct answer
On an “ideal” farm, we should ensure 14-16 hours of light/day. Regarding the intensity, there are recommendations of 150-200 lux above the sows' eye level, but there are few scientific evidences in that regard.
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