Results 41 to 50 of about 284,138 (307)

The role of hybridization in facilitating tree invasion [PDF]

open access: yesAoB Plants, 2016
Hybridization events can generate additional genetic diversity upon which natural selection can act and at times enhance invasiveness of the species. Invasive tree species are a growing ecological concern worldwide, and some of these invasions involve hybridization events pre- or post-introduction.
openaire   +2 more sources

Insect invasions track a tree invasion: Global distribution of black locust herbivores

open access: yesJournal of Biogeography, 2023
AbstractAimMany invasive plant species benefit from enemy release resulting from the absence of insect herbivores in their invaded range. However, over time, specialized herbivores may ‘catch up’ with such invasive plants. Black locust is a tree species with a relatively limited native range in North America but has invaded large areas in virtually ...
Vladimír Medzihorský   +4 more
openaire   +1 more source

Invasive Prunus serotina vs. Robinia pseudoacacia: How does temperate forest natural regeneration respond to their quantity? [PDF]

open access: yesNeoBiota
Invasive trees negatively impact forests, by making the vegetation more homogeneous when invaders are present than when they are absent. Here, we aim to more deeply understand the effects of invasive trees on forests with a focus on seedlings and ...
Sebastian Bury, Marcin K. Dyderski
doaj   +3 more sources

First record of the seed beetle Merobruchus paquetae (Chrysomelidae, Bruchinae) in the exotic tree Leucaena leucocephala

open access: yesCaldasia, 2020
We record for the first time the host association of the seed beetle Merobruchus paquetae with the invasive legume tree Leucaena leucocephala. This species of beetle was associated in Colombia to the native legume tree Pseudosamanea guachapele.
Angela R. Amarillo-Suárez   +1 more
doaj   +1 more source

Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina [PDF]

open access: yes, 2017
Invasiveness has usually been studied as a species-level attribute; nevertheless, phenotypic differences between individuals in a population can lead to significant variations in colonization ability.
Amodeo, Martín Raúl   +1 more
core   +1 more source

Secondary wind dispersal enhances long-distance dispersal of an invasive species in urban road corridors [PDF]

open access: yes, 2011
Roads contribute to habitat fragmentation and function as dispersal barriers for many organisms. At the same time many nonnative plant species are associated with road systems, a relationship that has been explained by the availability of disturbed ...
Kowarik, Ingo, Lippe, Moritz von der
core   +2 more sources

Facilitation, competition and parasitic facilitation amongst invasive and native liana seedlings and a native tree seedling

open access: yesNeoBiota, 2017
Lianas are prevalent in gaps and edges of forests where they compete intensely with trees, reducing growth and recruitment. Invasive lianas have the potential to be particularly harmful as the competitive advantage of the liana life history may be ...
Kris French   +3 more
doaj   +3 more sources

Globally and Locally Minimal Weight Spanning Tree Networks

open access: yes, 2001
The competition between local and global driving forces is significant in a wide variety of naturally occurring branched networks. We have investigated the impact of a global minimization criterion versus a local one on the structure of spanning trees ...
Adami   +23 more
core   +2 more sources

Isolation and characterization of 15 microsatellite markers for the highly invasive box tree moth Cydalima perspectalis (Lepidoptera: Crambidae)

open access: yesEuropean Journal of Entomology, 2018
In this study, we report the development of a set of 15 polymorphic microsatellite markers for the box tree moth, Cydalima perspectalis (Walker), a highly invasive insect in Europe causing significant damage to natural and ornamental Buxus trees.
Audrey BRAS   +4 more
doaj   +1 more source

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

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