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Extension > Agriculture > Crops > Agricultural Irrigation > Irrigation management

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Irrigation management

Irrigation scheduling

Soil moisture monitoring

soil moisture monitoring

Figure 1. Soil moisture monitoring. This telemetry
unit incorporates a tipping bucket rain gauge in
addition to soil moisture sensors.

telemetry readout

Figure 2. Telemetered soil moisture
monitoring readout.

The University of Wisconsin Extension Service produced a new resource, Methods to Monitor Soil Moisture, that explains how to monitor soil moisture using several different types of sensors.

Much of the increased utility of soil moisture sensors in recent years has resulted from the advances in wireless telemetry that allow the soil's moisture data to be transmitted and hosted on computer or smart phone applications (Figures 1 and 2).

Soil moisture monitor sources

There are several telemetered soil moisture monitoring systems marketed in Minnesota by local dealers:

Uniformity testing

This video describes how to conduct and interpret a test to ensure that irrigation is uniform throughout the field. The worksheet below has instructions and spreadsheets for conducting this test for a central pivot using in–field catch cans.

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