Hygiène et assainissement de la culture de la volaille . utilisations. Dans ce type de ventilation de maison est par le processus de diffusion. Les murs des dix compartiments pour l'hébergement des oiseaux sont de 10 pieds de hauteur devant et de 7 pieds derrière. Eachcompaxment est de 14 pieds de profondeur et de 16 pieds de long. Les trottoirs sont construits de la voie d'évitement de shiplap de bonne qualité et de la clarté des knoles. Il est à noter que le toit est de type à une seule portée ou à un seul hangar. Le toit s'étend de 12 pouces au-delà des murs avant et arrière. 13 194 culture POTXLTRY Les rafters sont de 2 x 4 pouces et couverts de panneaux d'orboxing et sont fournis

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Poultry culture sanitation and hygiene . uses. Inthis type of house ventilation is by the process of diffusion. The walls for the ten compartments for the accommodationof the birds are 10 feet high in front and 7 feet behind. Eachcompaxtment is 14 feet deep and 16 feet long. The outsidewalls are constructed of shiplap siding of good grade and clearof knotholes. It will be noted that the roof is of single span or shed type.The roof extends 12 inches beyond the front and back walls. 13 194 POTXLTRY CULTURE The rafters are 2 by 4 inches and covered with sheathing orboxing boards, and are provided with a 4-inch facing. Theroof is covered with a good grade of two-ply rubberoid. Each compartment in front is provided with an opening 12feet long and 3 feet high, and covered with Ij^ inch meshchicken netting. The lower edge of this space is 30 inchesfrom the floor. A hole 12 inches square with trap-door isprovided in the rear of each compartment through which thechickens may pass. The lower edge of this opening is levelwith the sill.. Fia. 85.—The frame work of the superstructure, showing the main buildingand one wing: 1, The main building; 2, the wing; 3, the foundation; 4, the cement floor seen through the end door of first compartment; 5, one of the4 by 4 inch sills fastened by a bolt embedded in the concrete. The doors are 3 by 7 feet with proper door jams and sills.The main part of the building is provided with one in thefront and one in the rear, and each wing is provided with oneat either end. A partition is constructed between each of thefive compartments for the birds. These partitions are con-structed of boxing boards to a height of 3 feet, with 2inch chicken netting over the balance fastened securely to 2 by 4inch studding placed 2 feet apart. Each partition is providedwith a swinging door, made to swing out and in, and is 3 by THE CONSTRUCTION OF POULTRY HOUSES 195 7 feet. Fasteners are provided so the doors can be fastenedand opened from either side. (See Fig.

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• bookcentury1900
• bookdecade1920
• booksubjectpoultry
• bookyear1921