Results 11 to 20 of about 5,861,528 (330)

Small-scale dispersal of a biological control agent – Implications for more effective releases

open access: yesBiological Control, 2019
Eichhornia crassipes (Martius) Solms Laubach (Liliales: Pontederiaceae) was introduced to Florida in the 1880s as an ornamental and it once infested thousands of square kilometers across the state.
Ashley Goode, Lyn Gettys, Jeremiah Foley
exaly   +2 more sources

Long-distance wind-dispersal of spores in a fungal plant pathogen: estimation of anisotropic dispersal kernels from an extensive field experiment. [PDF]

open access: yesPLoS ONE, 2014
Given its biological significance, determining the dispersal kernel (i.e., the distribution of dispersal distances) of spore-producing pathogens is essential. Here, we report two field experiments designed to measure disease gradients caused by sexually-
Adrien Rieux   +8 more
doaj   +2 more sources

Zoochorous dispersal of freshwater bivalves: an overlooked vector in biological invasions?

open access: yesKnowledge and Management of Aquatic Ecosystems, 2017
Vectors that underpin the natural dispersal of invasive alien species are frequently unknown. In particular, the passive dispersal (zoochory) of one organism (or propagule) by another, usually more mobile animal, remains poorly understood.
Coughlan Neil E.   +4 more
doaj   +2 more sources

Living architecture and biological dispersal

open access: yesJournal of Living Architecture, 2014
Reid R. Coffman, Sara Cech, Roger Gettig
semanticscholar   +2 more sources

Successful validation of a larval dispersal model using genetic parentage data.

open access: yesPLoS Biology, 2019
Larval dispersal is a critically important yet enigmatic process in marine ecology, evolution, and conservation. Determining the distance and direction that tiny larvae travel in the open ocean continues to be a challenge.
Michael Bode   +6 more
doaj   +2 more sources

Non-local dispersal and bistability [PDF]

open access: yes, 2006
The scalar initial value problem [ u_t = ho Du + f(u), ] is a model for dispersal. Here $u$ represents the density at point $x$ of a compact spatial region $Omega in mathbb{R}^n$ and time $t$, and $u(cdot)$ is a function of $t$ with values in some ...
Hutson, V., Grinfeld, M.
core   +4 more sources

Ecology and Dispersal of the Bedbug [PDF]

open access: yes, 2012
The global bedbug resurgence has left the scientific community racing to fill large gaps in our understanding of the biology and ecology of this forgotten pest. Studying the ecology of a species so closely associated with humans has inherent difficulties,
Naylor, Richard A
core   +6 more sources

Understanding macroinvertebrate metacommunity organization using a nested study design across a mountainous river network

open access: yesEcological Indicators, 2021
Metacommunity ecology highlights the importance of integrating simultaneously environmental filtering and spatial processes, such as mass effects and dispersal limitation, into investigation of community assembly.
Zhengfei Li   +8 more
doaj   +1 more source

Description of an ecological niche for a mixed local/nonlocal dispersal: An evolution equation and a new Neumann condition arising from the superposition of Brownian and Lévy processes [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 2021
We propose here a motivation for a mixed local/nonlocal problem with a new type of Neumann condition. Our description is based on formal expansions and approximations.
S. Dipierro, E. Valdinoci
semanticscholar   +1 more source

Does scale matter? A systematic review of incorporating biological realism when predicting changes in species distributions. [PDF]

open access: yesPLoS ONE, 2018
There is ample evidence that biotic factors, such as biotic interactions and dispersal capacity, can affect species distributions and influence species' responses to climate change. However, little is known about how these factors affect predictions from
Sydne Record   +6 more
doaj   +1 more source

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