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increase of a biomass of heterotrophic organisms per a unit of time.

–increase of biomass (phytomass) of autotrophic organisms per a unit of time.

a total increase of biomass of a living matter per a unit of time (usually per a year).

increase of biomass of a living matter less extinct ones per a unit of time (usually per a year).

proportion between a number of species and any index of significance: number, biomass, productivity, etc.

1) the energetic power based on usage of biofuel; it includes an artificial getting of a biomass (e.g., of fast-growing plants); 2) a scientific discipline studying energ

— 1) any biomass which is capable burning down, to generate energy (timber, peat, algae etc.); 2) organic wastes (garbage, dung, rasping), to generate at fermenting the h

capability 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