Temperature Exposure

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August 31, 2024 4 min read Definitions

Heat Units: Measuring Accumulated Temperature Exposure

Agriculture Climatology Biology Heat Units Temperature Exposure Growing Degree Days Agriculture Plant Growth

Heat units are a measure similar to Growing Degree Days (GDD) used to quantify the accumulated exposure of temperature necessary for the growth and development of plants and other biological processes.

August 31, 2024 5 min read Definitions

Thermal Time: Accumulated Temperature Exposure

Science Agriculture Thermal Time Accumulated Temperature Phenology Degree Days Temperature Exposure

Thermal Time, also known as accumulated temperature exposure, is a measure of the cumulative effect of temperature over a period on the development of an organism or a process.