Dictionary of livestock management
- O-ring
- OCB
- occupational safety
- ocular anomaly
- odd number
- odour
- off state
- off-premises warehouse
- offer
- offer
- offset
- oil boiler
- oil change
- on the discharge side
- on the suction side
- on top of one another
- on-floor management
- on/off control
- one-armed
- one-track
- one-way valve
- open combustion
- open float drinker
- open house
- open run
- open-ended spanner
- opening for rope
- operate
- operate manually
- operating and maintenance instructions
- operating frequency
- operating hours
- operating instruction
- operating instructions
- operating lever
- operating rod
- operating voltage
- operation
- operation
- operation manual
- operation unit
- operational convenience
- operational reliability
- operator
- optional
- optional extra
- order
- order entry
- order expired
- order form
- order-related material
- organic layer
- oscillator
- outage of power
- outer catwalk
- outgoing goods control
- outlet
- outlet valve
- outlet with shutter
- output
- output device
- output terminal
- outside air flap
- outside diameter
- outside silo
- outside temperature
- oval head screw
- over-transport
- overall farm sanitation management
- overall performance
- overflooding mechanism
- overhead winch
- overheating protection
- overlap
- overlapping
- overload
- overload protection
- overload relay
- overpressure
- overshoe
- overvoltage category