age composition

https://doi.org/10.1351/goldbook.14428
Distribution of organisms among the various age classes present in the population. The sum of the number of individuals in all age classes equals the population size.
Source:
PAC, 2009, 81, 829. (Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 836 [Terms] [Paper]
Citation: 'age composition' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.14428 RIS BibTex EndNote
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