Ventilating method for warming retention and improvement of air quality of sheepcot in winter

The invention provides a ventilating method for the warming retention and improvement of air quality of sheepcot in winter, which comprises the following steps of: digging ventilation openings on each wall surface with the area of 10 to 12 square meters in the sheepcot at intervals of 5 to 6 meters...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHAO WEI, OUYANG HONGFEI, YU XIONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY CARE OF BIRDS, FISHES, INSECTS FISHING FORESTRY HUMAN NECESSITIES HUNTING NEW BREEDS OF ANIMALS REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR TRAPPING
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