Method for raising birds and apparatus for carrying out such method

A structure for raising small animals and particularly the galliformes such as chickens comprising a housing having a plurality of intercommunicable rooms, each of the rooms except the first two thereof comprising progressively larger areas, each of said rooms including the first two thereof being provided with independently controlled heating, ventilating, watering and feeding means, means for progressively moving the small animals sequentially through each such room at a rate such that the animals are at a predetermined maturity upon departure from the last of the rooms, a concrete slab for the housing, said first two intercommunicable rooms each including a plurality of shelves or sub-zones in a stacked array upon which baby chicks mature during the first two weeks of maturation, wherein each of the intercommunicable rooms is adapted to house the birds for a one-week term, and wherein the heating, cooling and filtering means for each room is sized in relation to the size of the room and the maturity of the birds, and wherein the heating means comprises radiant heating means provided in the concrete slab, and comprises hot water piping and includes valve means to maintain the concrete slab at a temperature from about 65.degree. to 85.degree. F., and further wherein the concrete slab is corregated and the corregations range in amplitude from about 1/2" to about 1", and the spacing between the corregations is from about 1/2" to about 1".