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NHF-AP-Swine barn interior photo.jpg
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Three hog barns reflected on a manure lagoon in the foreground
Illustration of global business network
Aerial photo of hog buildings surrounded by trees
Side-by-side farrowing stalls with sows and litters
Concentration measurements can fluctuate as ventilation changes. Often, ventilation is higher during the day when workers are present, than in the night, when it is cooler.
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pen of boars