Buildings & structures for agriculture. Code of practice for design & construction of ventilated stores for potatoes & onions Agricultural facilities, Buildings, Vegetables, Food products, Storage facilities, Ventilation, Potatoes, Onions, Bulk storage, Design, Floors, Ventilation ductwork, Walls, Roofs, Doors, Layout, Temperature, Flow rates, Air, Drying, Lighting levels, Food crops, Siting, Structural design, Architectural design, Thermal transmittance, Environment (working), Building services