Show Keeping Poultry House Dry Not an Easy Matter MaUer There Is a n fairly general opinion that dry air Js Is lighter than damp nil air and this opinion has some Influence influence ence upon methods of poultry house bouse ventilation says the American Agri Agriculturist As a matter of ot fact tact air rises as It becomes saturated with moisture which makes maltes It obvious that the outlet for tor moist Impure air should be near the top of the house It if this excess moisture Is to be re- re removed re- re removed re removed moved by air all circulation On the theother theother theother other hand hana the Ule air Intake should be somewhat lower and then the fresh cool dry air will enter the house and accumulate near the floor where It takes up moisture as It be becomes be- be becomes becomes comes warmer The principal difficulty ing periods when the outside air Is practically saturated with moisture before It enters the house In such cases the only practical way to keep the house dry Is to raise the temperature Inside the tile house Al- Al Although Al AI Although though the body heat of or the birds will raise the temperature some It has been found that artificial heat Is essential If It the tho house Is to be kept absolutely dry |