Glossary of Terms
The repeatability of multiple measurements of the same object or condition.
Using information technology to produce crops and livestock.
Refers to the map created in a GIS which assigns product application rates for variable rate applications. Prescription information is exported to a controller for application. Prescription maps are commonly used for variable rate seeding, fertilizer, lime and irrigation.
A computer generated GIS file that assigns a value to a given geographical area. Example: Nitrogen application rate.
Using sensors or instruments close to the object being measured, but not necessarily in contact with the object.
An estimate of the true distance (range) from a GPS receiver to a satellite. The estimate contains some error due to atmospheric perturbations and the offset between the receiver’s clock and the satellite clock.
(RAdio Detection And Ranging) A method of estimating the distance or travel speed of an object by bouncing high frequency signals off the object and measuring the reflected signal.
A device that measures the amount of electromagnetic radiation, including visible and invisible light waves.