FIELD: animal farming. SUBSTANCE: method involves supplying fresh air through window along air channel in parallel with ceiling beyond cow stall zone; directing cold fresh air downward in vertical direction into side channel of manure storage to force out hazardous compounds; directing mixture of fresh air and hazardous compounds upward in vertical direction and removing from animal house. EFFECT: increased efficiency by providing good keeping conditions and increased milk production. 5 cl, 1 dwg
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