To enable a position of an agricultural machine during field data collection to be detected as accurately as possible.
A field data collection system of an agricultural machine, which collects field data with the agricultural machine provided with a collection device to collect the field data, comprises position calculation means 27 to calculate a position of the agricultural machine 1. The position calculation means 27 calculates, using signals from a positioning satellite 22, the position of the agricultural machine 1 during field data collection on the basis of a first position when the agricultural machine 1 travels on a road R as well as a second position when the agricultural machine 1 operates. The collection device associates the position of the agricultural machine 1 during field data collection with the field data.
UMEMOTO SUSUMU
FUJIMOTO YOSHITOMO
TAKAHARA KAZUHIRO
TANAKA ISAO
UOTANI YASUHISA
Mikio Yasuda