TAILIEUCHUNG - Thiết kế công trình nông nghiệp

Tham khảo tài liệu 'thiết kế công trình nông nghiệp', kỹ thuật - công nghệ, kiến trúc - xây dựng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | SMALL ANIMAL STALLS stall area per pair 2 more for purebred pigeons 1 pair carrier pigeons 4 5 6 7 8 9 airspace 1 pair purebred pigeons airspace 15 20 pairs of purebred pigeons in one stall 20-50 pairs of ordinary pigeons in one stall Pigeons scratching area for 5 hens 3m2 scratching area for 10 hens 5m2 scratching area for 20 hens 10m2 sleeping area for 5-6 lightweight hens or 4-5 heavy hens on 1 m of perch 10-12 hens per 1 m2 Chicken Orpington hen should be well ventilated but draught-free closable ventilation flaps on the sunny side laying nests facing away from the window scratching area should be at outside temperatures while the sleeping area must be warm and is therefore often separated by a curtain and built with special thermal insulation on 3-4m high posts fitted with to of metal sheeting to thwart predators or attached to the east or south side of a house Dovecote the laying nests are built into breeding stalls with a doorflap which either hangs loosely from a hook or consists of two connected flaps when the hen goes into the nest the flap is lifted and then henhouse for 20 hens with separate thermally insulated sleeping alcove inclined droppings plate and wall ventilation hen entrance exit 18 X 20 to 20 X 30cm draught-proofed by side boarding and closed by a slider twin nesting box can be on the floor or on a special stand per pair of pigeons feed using wooden boxes with small openings drinking vessels with similar openings 3 J Nesting box Fulton type closes the nest boxes can be on the floor or stacked three above each other the nest size is 35 X 35 to 40 X 40cm for the base area and 35cm inside height 6 J Laying nest with flap perches according to the size of the hens 4-7cm wide 5-6cm high and unsupported length they should be easy to remove 4-6 hens per 1 m of perch Small stalls for use by hobbyists and smallholders require careful arrangement and construction if animals are to be kept successfully. They should .

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