Spatial patterns in ecological systems: from microbial colonies to landscapes

R Martinez-Garcia, CE Tarnita… - Emerging topics in life …, 2022 - portlandpress.com
Self-organized spatial patterns are ubiquitous in ecological systems and allow populations
to adopt non-trivial spatial distributions starting from disordered configurations. These …

[HTML][HTML] Stationary and oscillatory patterned solutions in three-compartment reaction–diffusion systems: Theory and application to dryland ecology

G Consolo, C Curró, G Grifó, G Valenti - Chaos, Solitons & Fractals, 2024 - Elsevier
This work aims at elucidating the conditions under which stationary and oscillatory periodic
patterns may emerge in a class of one-dimensional three-compartments reaction–diffusion …

Long-range seed dispersal enables almost stationary patterns in a model for dryland vegetation

L Eigentler, JA Sherratt - Journal of Mathematical Biology, 2023 - Springer
Spatiotemporal patterns of vegetation are a ubiquitous feature of semi-arid ecosystems. On
sloped terrain, vegetation patterns occur as stripes perpendicular to the contours. Field …

Analysis and numerical simulations of travelling waves due to plant–soil negative feedback

A Iuorio, N Salvatori, G Toraldo… - European Journal of …, 2024 - cambridge.org
In this work, we carry out an analytical and numerical investigation of travelling waves
representing arced vegetation patterns on sloped terrains. These patterns are reported to …

[HTML][HTML] PDE models for vegetation biomass and autotoxicity

M Abbas, F Giannino, A Iuorio, Z Ahmad… - … and Computers in …, 2025 - Elsevier
Numerical techniques are widely used to simulate population dynamics in space. In
vegetation dynamics, these techniques are very useful to investigate how plants grow …

[HTML][HTML] Modeling vegetation patterning on sloped terrains: The role of toxic compounds

G Consolo, G Grifó, G Valenti - Physica D: Nonlinear Phenomena, 2024 - Elsevier
Vegetation patterning processes taking place on sloped terrains are here investigated
through a class of three-compartments 1D reaction–advection–diffusion models enclosing …

Travelling pulses on three spatial scales in a Klausmeier-type vegetation-autotoxicity model

P Carter, A Doelman, A Iuorio, F Veerman - Nonlinearity, 2024 - iopscience.iop.org
Reaction-diffusion models describing interactions between vegetation and water reveal the
emergence of several types of patterns and travelling wave solutions corresponding to …

Bifurcation structure of traveling pulses in type-I excitable media

P Moreno-Spiegelberg, A Arinyo-i-Prats… - Physical Review E, 2022 - APS
We study the scenario in which traveling pulses emerge in a prototypical type-I one-
dimensional excitable medium, which exhibits two different routes to excitable behavior …

Far-from-equilibrium travelling pulses in sloped semi-arid environments driven by autotoxicity effects

G Grifò, A Iuorio, F Veerman - arXiv preprint arXiv:2405.15602, 2024 - arxiv.org
In this work, an extension of the 1D Klausmeier model that accounts for the toxicity
compounds is considered and the occurrence of travelling stripes is investigated. Numerical …

Adult conspecific density affects Janzen-Connell patterns by modulating the recruitment exclusion zones

G Bonanomi, A Bobrovskikh, F Cartenì… - Frontiers in Plant …, 2023 - frontiersin.org
Plant-soil negative feedback (NF) is a well-established phenomenon that, by preventing the
dominance of a single species, allows species coexistence and promotes the maintenance …