An apparatus and method includes providing a water level sensor to monitor and calculate the level provided by a water level sensor in or inside a measuring container at various stages of a measuring container positioned below the ground. Measure the surface by determining the turning point.

摘要

Method for determining the surface level of the area under Irrigation, includes providing a measuring Vessel positioned under the surface level, providing a Water Level SensorMonitor levels and calculate the level of surface soil moisture; device; and a method for determining Volume.