amount of organic matter produced in a unit of time per a unit of area by living organisms, included in composition of this or that ecosystem (e.g. kg / hectare per a year). Sometimes is valued by the speed, with which the energy is acquired by organisms (e.g., kkal / m of a living matter per a year).
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По запросу «Biological products of an ecosystem general» — результатов: 2
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1В определениях
1capability of a community on a basis of usage of matter and energy to reproduce an organic matter. B.p. is usually assessed by biological commodity, net and gross, expres