System, apparatus, and method for remote soil moisture measurement and control

A system for remote moisture monitoring and control includes: a measurement vehicle, including a vehicle body, a vehicle control unit, a transmitter antenna, and a receiver antenna; a moisture control server, including a processor, a non-transitory memory, an input/output, and antenna manager, a multi spectrum analyzer, a sensor manager, an irrigation manager, a soil simulator and a data bus; a vehicle storage facility; an irrigation controller; irrigation valves; a mobile control device; ground sensors. Also disclosed is a method including piloting measurement vehicle; obtaining moisture measurements, including controlling outbound transmission, determining reflected power, calculating dielectric constant via reflection calculation, determining soil moisture via lookup in soil calibration table; obtaining sensor measurements; calculating soil model; and adjusting irrigation.