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  23/02/2001
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Infra red sensors
how they work, some literature on them, where to get them and how much they cost:
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  photographs

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  basic principles

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  advantages

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  disadvantages

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  general

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  manufacturers

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  literature

  • Myhre, B.E. Shih, S.F. Using Infrared Thermometry to Estimate Soil Water Content for a Sandy Soil Transactions of the ASAE. SEP 01 1990 v 33 n 5 Page:1479
  • Scott, Michael NIR for Non-contact Measurement of Moisture and Protein Content. Sensor review. 1991 v 11 n 4 Page:20 error-file:TidyOut.log
      details

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      other

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    Relevant Links

    • Campbell Scientific
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    supports Sowacs

    MEA logo Data Logging Application and Measurement Systems Engineers

    Aquaflex
    Soil Moisture Meter

    SMEC logo
    Delta-T logo
    error-file:TidyOut.log Remote data acquisition and control systems

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    ism logo ism120x25.gif PRISM - CMP by Irrigation Scheduling Methods, Inc.

    Paltin logo
    Research, Products, Consultancy on Real-Time Water Dynamics

    Eijkelkamp.com