Show many dairymen neglect ventilation of stanle many dairymen dj disregard nd ill ft arton ar some barns bams are bui built t tightly h ami tu bud and make no be provision tor far cj circulation j ft tj of at clr tile the average cow trOD about alain 60 cubic cable feet of air per der minute at A tint flue ono one foot fact by tu 0 fet feet inside men r vre will remove 4 fee font air lr given off IT by too ten LOWS athe acho T the I 1 size a necessary for far larger and ad 1 emiller I ter hard of diry eat cattle a may be figured on the tb mua bell |