PROBLEM TO BE SOLVED: To provide a heat supply system for cultivation facilities coping with steep rise in fuel costs and handling decarbonation to perform efficient heat supply. SOLUTION: The heat supply system for cultivation facilities cultivates an object to be cultivated with soil 15. In the system, a heat exchange piping 17 for a heat pump 14 is disposed in the soil 15, and a heat exhausting piping 16 supplying heat generated by the heat pump 14 is disposed between the root zone of the object to be cultivated and a position where the heat exchange piping 17 is disposed. COPYRIGHT: (C)2011,JPO&INPIT
