Results 71 to 80 of about 27,045 (315)

Nectar microbes can reduce secondary metabolites in nectar and alter effects on nectar consumption by pollinators

open access: yesEcology, 2016
AbstractSecondary metabolites that are present in floral nectar have been hypothesized to enhance specificity in plant–pollinator mutualism by reducing larceny by non‐pollinators, including microorganisms that colonize nectar. However, few studies have tested this hypothesis.
Vannette, Rachel L, Fukami, Tadashi
openaire   +5 more sources

Floral trait similarity at the community‐level increases reproductive success suggesting facilitation through pollinator sharing

open access: yesOikos, EarlyView.
The ability of plants to attract pollinators is context‐dependent, influenced by floral traits, abundance, and resources from the plant community. Indirect interactions through shared pollinators, from competition to facilitation, may lead to varied reproductive outputs in plants, and the mechanisms behind these interactions remain to be fully ...
Marsal D. De Amorim   +6 more
wiley   +1 more source

Producción de néctar y flores como rasgos compensatorios al robo de néctar en Bouvardia ternifolia (Rubiaceae): experimentos de campo

open access: yesBotan‪ical Sciences, 2013
El néctar de flores polinizadas por colibríes es usualmente robado por animales no polinizadores, por ello se esperaría que plantas sometidas al robo de néctar presenten distintas estrategias que permitan mitigar los costos asociados.
Luis Salinas-Esquivel   +4 more
doaj   +1 more source

Nutritional data pollen and nectar

open access: green, 2023
Emiliano Pioltelli
openalex   +1 more source

Butterfly and moth habitat specialisation changes along an elevational gradient of tropical forests on Mount Cameroon

open access: yesOikos, EarlyView.
Niche breadth, reflecting the range of environmental conditions or resources a species can exploit, influences its distribution, persistence, vulnerability to environmental change, and interspecific interactions. The elevational niche‐breadth hypothesis predicts broader ecological niches at higher elevations due to increased environmental stress and ...
Fernando P. Gaona   +9 more
wiley   +1 more source

I've been robbed! - Can changes in floral traits discourage bee pollination?

open access: yesPLoS ONE, 2019
Some floral visitors collect nectar by piercing flower external whorls, acting as nectar robbers. They leave robbery vestiges, which can cause changes in floral characteristics, including physical and chemical signals that may influence flower ...
Camila Vaz de Souza   +4 more
doaj   +1 more source

Factors affecting nectar sugar composition in chiropterophilic plants

open access: yesRevista Mexicana de Biodiversidad, 2016
Most pollinators prefer the sugars present in the nectar they consume, so it has been hypothesized that they have molded nectar trait evolution. However, nectar-feeding bats do not exhibit preferences for the sugars present in their diet. We analyzed the
Nelly Rodríguez-Peña   +6 more
doaj   +1 more source

Flowering out of sync: Climate change alters the reproductive phenology of Terminalia paniculata in the Western Ghats of India

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Understanding how climate change impacts the plant life cycle is critical for maintaining biodiversity and ecosystem services. Our findings suggest that Terminalia paniculata Roth, a common tropical deciduous tree species in the Western Ghats, is now flowering and fruiting at more scattered times than it used to in the past.
Ananthapadmanaban Karthikeyan   +2 more
wiley   +1 more source

Structure of floral nectaries, nectar production and sugar composition in nectar of 7 species of Vicia L. Fabaceae

open access: yesActa Agrobotanica, 2013
Nectaries of investigated species of Vicia were ranked into 3 morphological types: automorphic (V. sepium L.), transitoric (V. angustifolia L., V. sativa L., V. villosa Roth, V. cracca L.) and flat, epimorphic (V. hirsuta (L.) S. F.
Małgorzata Stpiczyńska, Jacek Pielecki
doaj   +1 more source

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