Results 11 to 20 of about 51,797 (125)

Prioritizing conservation in sub-Saharan African lakes based on freshwater biodiversity and algal bloom metrics. [PDF]

open access: yesConserv Biol, 2022
Abstract As agricultural land use and climate change continue to pose increasing threats to biodiversity in sub‐Saharan Africa, efforts are being made to identify areas where trade‐offs between future agricultural development and terrestrial biodiversity conservation are expected to be greatest. However, little research so far has focused on freshwater 
Danaher C   +3 more
europepmc   +2 more sources

In vitro culture, cryopreservation, and field reintroduction of the endangered Mingan thistle. [PDF]

open access: yesConserv Biol
Abstract Current plant conservation efforts are hindered by, for example, poor seed germination, low viability, and insufficient propagation and preservation technologies. To address these problems, we devised an approach to plant conservation that integrates conservation, preservation, and restoration (CPR), which uses advanced in vitro techniques. We
Shukla MR   +4 more
europepmc   +2 more sources

The genomics and physiology of abiotic stressors associated with global elevational gradients in Arabidopsis thaliana. [PDF]

open access: yesNew Phytol
Summary Phenotypic and genomic diversity in Arabidopsis thaliana may be associated with adaptation along its wide elevational range, but it is unclear whether elevational clines are consistent among different mountain ranges. We took a multi‐regional view of selection associated with elevation.
Gamba D   +14 more
europepmc   +2 more sources

Phenological overlap between crop and pollinators: Contrasting influence of native and non‐native bees on raspberry fruits over the flowering season

open access: yesJournal of Applied Ecology, Volume 60, Issue 12, Page 2540-2549, December 2023., 2023
Providing sufficient pollen and nectar resources to support wild pollinators over extended periods in agricultural landscapes can contribute to crop pollination and ensure high fruit weight and quality. This can be achieved by restoring natural and semi‐natural areas near crop fields with native, long‐flowering plant species.
Agustín Sáez   +6 more
wiley   +1 more source

Seasonality of reproduction in an ever‐wet lowland tropical forest in Amazonian Ecuador

open access: yesEcology, Volume 104, Issue 9, September 2023., 2023
Abstract Flowering and fruiting phenology have been infrequently studied in the ever‐wet hyperdiverse lowland forests of northwestern equatorial Amazonía. These Neotropical forests are typically called aseasonal with reference to climate because they are ever‐wet, and it is often assumed they are also aseasonal with respect to phenology.
Nancy C. Garwood   +7 more
wiley   +1 more source

Precipitation timing and soil substrate drive phenology and fitness of Arabidopsis thaliana in a Mediterranean environment

open access: yesFunctional Ecology, Volume 37, Issue 9, Page 2471-2487, September 2023., 2023
Read the free Plain Language Summary for this article on the Journal blog. Abstract In Mediterranean climates, the timing of seasonal rains determines germination, flowering phenology and fitness. As climate change alters seasonal precipitation patterns, it is important to ask how these changes will affect the phenology and fitness of plant populations.
Alejandra Martínez‐Berdeja   +5 more
wiley   +1 more source

The potential of wildflower strips to enhance pollination services in sweet cherry orchards grown under polytunnels

open access: yesJournal of Applied Ecology, Volume 60, Issue 6, Page 1044-1055, June 2023., 2023
Sweet cherry is highly dependent on pollinators to underpin commercial yields, and pollination deficits exist under polytunnels. Growers should, therefore, reconsider their pollination strategies and look to combine effective pollinator management with polytunnel use to mitigate deficits; establishing and actively managing wildflowers in alleyways ...
Zeus Mateos‐Fierro   +4 more
wiley   +1 more source

Successional and phenological effects on plant‐floral visitor interaction networks of a tropical dry forest

open access: yesJournal of Ecology, Volume 111, Issue 4, Page 927-942, April 2023., 2023
Our results showed that plant‐floral visitor interactions are dynamic and vary with flowering phenology and with successional changes in plant and animal diversity. Plant‐floral visitor interactions were more diverse and specialised in the late successional stages.
Jorge Cortés‐Flores   +11 more
wiley   +1 more source

Fine‐scale temporal dynamics of flower visitors sheds light on insect‐assemblage overlap between sexes in a dioecious Ecuadorian palm

open access: yesBiotropica, Volume 55, Issue 1, Page 256-267, January 2023., 2023
We characterized the composition and the temporal variations of the arthropods community visiting female and male inflorescences of the palm Phytelephas aequatorialis. We report 59 morphospecies dominated by three beetle families: Staphylinidae, Nitidulidae, and Curculionidae and 16 pollinator candidates among which nine visited both inflorescence ...
Thomas Auffray   +6 more
wiley   +1 more source

Automated identification of diverse Neotropical pollen samples using convolutional neural networks

open access: yesMethods in Ecology and Evolution, Volume 13, Issue 9, Page 2049-2064, September 2022., 2022
Abstract Pollen is used to investigate a diverse range of ecological problems, from identifying plant–pollinator relationships to tracking flowering phenology. Pollen types are identified according to a set of distinctive morphological characters which are understood to capture taxonomic differences and phylogenetic relationships among taxa.
Surangi W. Punyasena   +4 more
wiley   +1 more source

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