Abstract
A model of ecosystems with migration is proposed from the viewpoint of flow. This model explains the following two points: (1) How the density-dependent terms in population dynamics arise as a consequence of migration. (2) How the ecosystem exhibits a hierarchy in energy per unit biomass.
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Literature
Hirata, H. and T. Fukao. 1977. “A Model of Mass and Energy Flow in Ecosystems.”Math. Biosci.,33, 321–334.
Ulanowicz, R. E. 1972. “Mass and Energy Flow in Closed Ecosystems.”J. Theor. Biol.,34, 239–253.
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Hirata, H. A model of hierarchical ecosystems with migration. Bltn Mathcal Biology 42, 119–130 (1980). https://doi.org/10.1007/BF02462370
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DOI: https://doi.org/10.1007/BF02462370