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Penman-Monteith Evapotranspiration in GP2 Logger Controller - Technical Notes
The GP2 Data Logger and DeltaLINK software (versions 3.7 and later), in combination with relevant sensors, enables the full ASCE/FAO-56 Penman-Monteith equation for calculating crop reference evapotranspiration (ETo). ETo calculated by the GP2 Data Logger uses measurements of relative humidity, wind speed, solar radiation, and air temperature, so sensors for these must be present. This ETo ...
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Trimble - Soil Information System (SIS) Brochure
Soil Information System™ (SIS) solution is an industry leading soil map solution that uses advanced sensors and intelligent targeting and geo-processing algorithms to produce high resolution, accurate soil and topographic information. By providing a greater understanding of the physical and chemical characterization of the soil, including how inputs move through the soil, SIS enables ...
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Irrometer - Model SR Series - Tensiometer - Brochure
Measuring soil moisture allows a grower to make informed irrigation scheduling decisions that will improve yields and quality while reducing water, fertilizer, labor, and energy costs. The IRROMETER SR measures soil moisture by interacting with the soil through a porous ceramic tip. As soil dries, it tries to pull water out of the instrument, creating vacuum measured by the gauge. This is a ...
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