Coleman, David C. Department of Entomology, University of Georgia, Athens, Georgia.
Grys-Rubenstein, Ellen School of Interdisciplinary Arts and Sciences, University of Washington, Bothell, Washington.
- Additional Readings
The amount and rate of production which occur in a given ecosystem over a given time period. Biological productivity may apply to a single organism, a population, or entire communities and ecosystems. Productivity can be expressed in terms of dry matter produced per area per time (net production), or in terms of energy produced per area per time (gross production = respiration + heat losses + net production). In aquatic systems, productivity is often measured in volume instead of area. See also: Ecological communities; Ecosystem
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