Fecha de publicación: 24/11/2017 Fuente: Wipo "precision agriculture" The present invention provides a soil humidity information obtaining system used for precision agriculture. The soil humidity information obtaining system comprises a soil humidity monitoring module, a data collection module, a communication module and a soil humidity information processing center. The soil humidity monitoring module is used to obtain the surrounding soil humidity information via a soil humidity sensor connected with the soil humidity monitoring module and process the soil humidity information, and is communicated with the data collection module in a network; the data collection module is used to receive the soil humidity information coming from the soil humidity sensor, package the soil humidity information, then send to the communication module, and send the instruction information to the soil humidity monitoring module; and the soil humidity information processing center is used to receive, store and analyze the soil humidity information and control and manage the soil humidity monitoring module. The soil humidity information obtaining system of the present invention can obtain the soil humidity information intelligently.