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    • Soil Moisture
    • Data Loggers and Data Management
    • Canopy Measurements
    • Soil Water Potential
    • Lysimetry and Hydrology
    • Clarke Topp Twenty Questions
    • Best Practices of Soil Moisture Measurements Virtual Seminar Questions
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    • Basic Principles of Radiation Measurement to Predict ET, Climate Change, Photosynthesis and Crop Yield
    • Lysimetry Basics: Peering in to the Black Box Virtual Seminar Questions

Measure the Full Range of Water Potential

  • Measure soils at Permanent Wilting Point with excellent accuracy
  • Automate moisture characteristics
  • Use a frustration-free tensiometer

Monitor Light and Respiration in Canopies

  • Measure plant water stress with the leaf porometer
  • Use Photosynthetically Active Radiation (PAR) data to estimate biomass production
  • Get Leaf Area Index (LAI) without destroying the canopy

Monitor Soil Moisture

  • Ivory tower accuracy, pickup truck practicality
  • NEW: Your data, delivered. Check on your remote sites from virtually anywhere
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Seminars Current and archived topics

What's New?

Virtual Seminar: Using Sensor Networks to Monitor and Control Irrigation Events in Nursery and Greenhouse Operations

May, 29 2013

Virtual Seminar: Determining Leaf Wetness with Models and Measurement Methods

May, 23 2013

Free Virtual Seminar: Soil Moisture 301: Why does my soil moisture sensor measure negative?

April, 24 2013

Free Virtual Seminar: Soil Moisture 201: Water Content Measurement Methods and Applications

April, 3 2013

Free Virtual Seminar: NDVI & PRI: Measurement Theory, Methods, and Applications

March, 28 2013

Free Virtual Seminar: Soil Moisture 101: Best Practices of Soil Moisture Field Measurements

February, 20 2013

Virtual Seminar: Leaf Area Index Basics

January, 31 2013

IX International Conference on Irrigation, Barcelona and Lleida, Spain

January, 22 2013

Water Potential 301 - How to Push Your Instruments Past their Specifications

November, 29 2012

New Hardware in our ProCheck

November, 15 2012
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Pullman, WA 99163 - USA
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