Anti-freeze products to apply to the plants
Other defense systems, whose effectiveness is still little confirmed and in any case variable, are those of the application on crops of protective products against thermal lowering, with presumed anti-freeze action.
Anti-freeze spark plugs and burners
Burners and anti-freeze spark plugs are systems that are based on the direct transfer of heat to the environment.
Anti-freeze-fan rotary system from the ground
This techniques remix the air and counteracts layering.
Anti-freeze fans
Fans are the most common devices used in alternative anti-freeze systems to irrigation.
Anti-freeze under-tree irrigation
This technique may be used to partly remedy the elevated water requirements of the classic over-tree irrigation system
Anti-freeze over-tree irrigation
Over-tree irrigation is a classic application, and is very efficient against frost
