Show fresh air ess essential estial fresh air is very essential for the laying stock houses should not be built to admit the fresh air through cracks causing draughts arrange the ventilators rs so fco that the air can be changed in the house at will one of the best ways of accomplishing this Is to have the windows so arranged that they can be opened every day in the winter an hour or less would probably be sufficient but it Is essential even io in cold weather to allow the house tobe to be purified ti by ventilation for this purpose many persons are using burlap screens which give good satisfaction some breeders bleeders bre eders advocate the open scratching shed where nothing but screen wire Is between the outside air and the fowl as they are exercising during the day ventilation shafts have not given the best satisfaction |