A modified logistic model to incorporate cyclical fluctuations in growth of Tor putitora (Hamilton)


Citation

Kumar S., . and Singh N. O., . and Mahanta P. C., . and Singh N. G., . A modified logistic model to incorporate cyclical fluctuations in growth of Tor putitora (Hamilton). pp. 1131-1136. ISSN 0116-6514

Abstract

Some growth models used in fisheries are inappropriate for use with species whose growth is seasonal due to the assumption that growth is invariant over time. A modified version of the logistic model that incorporates cyclical (or seasonal) fluctuations in growth gave significantly improved results when it was fitted to observations of lengthat-age from Tor putitora. The modified logistic model was obtained by introducing a sine wave function into the original model.


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Abstract

Some growth models used in fisheries are inappropriate for use with species whose growth is seasonal due to the assumption that growth is invariant over time. A modified version of the logistic model that incorporates cyclical (or seasonal) fluctuations in growth gave significantly improved results when it was fitted to observations of lengthat-age from Tor putitora. The modified logistic model was obtained by introducing a sine wave function into the original model.

Additional Metadata

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Item Type: Article
AGROVOC Term: Tor putitora
AGROVOC Term: Fishes
AGROVOC Term: Aquatic animals
AGROVOC Term: Aquatic organisms
AGROVOC Term: Models
AGROVOC Term: Seasonal variation
AGROVOC Term: Seasons
AGROVOC Term: Length
AGROVOC Term: Growth
Depositing User: Mr. AFANDI ABDUL MALEK
Last Modified: 24 Apr 2025 00:53
URI: http://webagris.upm.edu.my/id/eprint/7813

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