Location of Soil Moisture Measurement:

Soil Moisture measurement should be made in that part of soil from which plant roots extracts their moisture and according to the moisture extraction pattern of the crop. One measurement should be made in upper quarter of the root zone and one or more two measurement at lower levels.

Moisture Measuring Instruments:

Various instruments for measuring are available commercially. These instruments may not given accurate results as the soil sampling and drying procedure but are sufficiently accurate for practical purpose. To types of instruments commonly in use to measure the soil moisture are :

1. Tensiometer
2. Electrical Resistance Measuring Devices
3. Neutron Moisture Meter.

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