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  • Sampling moisture in the soil profile

    Sampling moisture in the soil profile

    Patterns of water replenishment and use give rise to large spatial variations in soil moisture over the depth of the soil profile. Accurate measurements of profile water content are therefore the basis of any water budget study. When monitored ...

    Gaylon S. Campbell, Julia Mumford

  • Calibration and characterization of an improved low-cost water content sensor

    Calibration and characterization of an improved low-cost water content sensor

    Inexpensive, accurate, and reliable soil moisture measurements are necessary in countless applications from research to hydroponics. Many have dreamed of these types of sensors being so inexpensive that they could be spread over a wide area to ...

    Dr. C. S. Campbell, Dr. D. R. Cobos, Dr. G. S. Campbell