Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

An age-structured model with delay mortality.

J M Tchuenche1

  • 1Department of Mathematical Sciences, University of Agriculture, PMB 2240, Abeokuta, Nigeria. jmt_biomaths@yahoo.co.uk

Bio Systems
|June 30, 2005
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Optimal control of a two-group malaria transmission model with vaccination.

Network modeling and analysis in health informatics and bioinformatics·2022
Same author

Mathematical modeling and optimal control of SARS-CoV-2 and tuberculosis co-infection: a case study of Indonesia.

Modeling earth systems and environment·2022
Same author

Dynamic of a two-strain COVID-19 model with vaccination.

Results in physics·2022
Same author

HIV and COVID-19 co-infection: A mathematical model and optimal control.

Informatics in medicine unlocked·2022
Same author

Modeling COVID-19 daily cases in Senegal using a generalized Waring regression model.

Physica A·2022
Same author

Optimal control analysis of a COVID-19 and tuberculosis co-dynamics model.

Informatics in medicine unlocked·2022
Same journal

Ruliological Resilience: Pattern Restoration and Robustness in Wolfram Patterns. A Basis for Regeneration, Not Just in Cone Shells?

Bio Systems·2026
Same journal

The quantum-to-classical transducer: A thermodynamic and quantum mechanical framework for the emergence of bioenergetics.

Bio Systems·2026
Same journal

Forward-backward gene expression binarization for boolean state inference over a known regulatory network.

Bio Systems·2026
Same journal

Partial-label metric ceilings for evaluating gene regulatory networks inferred from single-cell foundation models.

Bio Systems·2026
Same journal

The impedance mismatch theory: A non-equilibrium thermodynamic framework for a shared energetic stress pathway in neurodegeneration.

Bio Systems·2026
Same journal

Immune signal-status misclassification: A theoretical framework for biological status assignment and failed status resolution.

Bio Systems·2026
See all related articles

Aperiodic mortality impacts population dynamics, with delays affecting population estimates. This model explains seasonal insect population fluctuations, like locusts, which rapidly decline.

Area of Science:

  • Population Dynamics
  • Mathematical Biology
  • Ecology

Background:

  • Aperiodic mortality events are common in species, but their population-level effects remain poorly understood.
  • Age-structured population models are crucial for understanding species' life cycles and population changes.

Purpose of the Study:

  • To investigate the impact of aperiodic mortality on population dynamics using modified age-structured models.
  • To explore how delays in population estimation influence demographic predictions.

Main Methods:

  • Utilized modified MacKendrick-Von Foerster equations, a type of age-structured model.
  • Incorporated a delay parameter into the model to simulate aperiodic mortality effects.

Main Results:

Related Experiment Videos

  • The study demonstrates that delays in population estimates significantly affect population dynamics.
  • When the delay parameter represents a period, the model accurately describes the population dynamics of seasonal insects.

Conclusions:

  • The findings highlight the critical role of incorporating mortality timing into population models.
  • The developed model provides insights into the rapid population declines observed in seasonal insects like locusts.