Results 1 to 10 of about 13,902 (257)

Secondary Metabolites in Nectar-Mediated Plant-Pollinator Relationships

open access: yesPlants, 2023
In recent years, our understanding of the complex chemistry of floral nectar and its ecological implications for plant-pollinator relationships has certainly increased.
Marta Barberis   +3 more
doaj   +7 more sources

Plant–pollinator interactions and floral and nectar traits shape the diversity of the nectar mycobiome [PDF]

open access: yesScientific Reports
Beyond its essential role in plant–pollinator interactions, floral nectar serves as habitats for diverse fungal communities that can influence plant–animal mutualism.
Kamil Kisło   +7 more
doaj   +4 more sources

Supplementing Blood Diet With Plant Nectar Enhances Egg Fertility in Stomoxys calcitrans [PDF]

open access: yesFrontiers in Physiology, 2021
Stomoxys calcitrans (stable fly) is a cosmopolitan biting fly of both medical and veterinary importance. Unlike blood-feeding-related behavior of stable fly, its plant feeding, the fitness value, and the S.
Simon K. Tawich   +5 more
doaj   +2 more sources

Nectar Robbery by Native and Invasive Bumblebees Reduces Floral Rewards but Not Seed Production in Desfontainia fulgens [PDF]

open access: yesEcology and Evolution
Nectar robbery is common in hummingbird‐pollinated plants and is often assumed to reduce plant reproductive success by depleting floral rewards and disrupting pollination.
Carlos E. Valdivia, José I. Orellana
doaj   +2 more sources

Mutualism and Antagonism in a Post‐Extinction Hawaiian Bird–Lobelioid Pollination System [PDF]

open access: yesEcology and Evolution
Extinction of specialized pollinators can alter the balance between mutualism and antagonism in plant–animal interactions, yet the mechanistic consequences of partner loss remain poorly resolved. We examined plant–bird interactions among three endangered
Samuel B. Case   +9 more
doaj   +2 more sources

Good to the Last Drop? Nectar Depletion by Insect Pollinators Varies Among Plant Species and Through Time [PDF]

open access: yesEcology and Evolution
Most insect pollinator species use floral resources exploited by many conspecifics and heterospecifics. In systems where floral resources limit pollinator populations and give rise to competition, understanding whether competition varies across the ...
Skylar H. Gillies   +3 more
doaj   +2 more sources

Nectar in Plant–Insect Mutualistic Relationships: From Food Reward to Partner Manipulation

open access: yesFrontiers in Plant Science, 2018
It has been known for centuries that floral and extra-floral nectar secreted by plants attracts and rewards animals. Extra-floral nectar is involved in so-called indirect defense by attracting animals (generally ants) that prey on herbivores, or by ...
Massimo Nepi   +2 more
doaj   +3 more sources

Comparison of sugars, iridoid glycosides and amino acids in nectar and phloem sap of Maurandya barclayana, Lophospermum erubescens, and Brassica napus. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: Floral nectar contains sugars and amino acids to attract pollinators. In addition, nectar also contains different secondary compounds, but little is understood about their origin or function. Does nectar composition reflect phloem composition,
Gertrud Lohaus, Michael Schwerdtfeger
doaj   +1 more source

Free amino acids in nectar: its composition and variability among bat-pollinated plants

open access: yesRevista Mexicana de Biodiversidad, 2021
Regardless of the low concentrations at which amino acids are present in floral nectar of bat-pollinated plants, their role as nectar flavor providers and their influence on bats’ foraging decisions have been recognized.
Nelly Rodríguez-Peña   +5 more
doaj   +1 more source

Comparative analyses of the metabolite and ion concentrations in nectar, nectaries, and leaves of 36 bromeliads with different photosynthesis and pollinator types

open access: yesFrontiers in Plant Science, 2022
Floral nectar contains mainly sugars as well as smaller amounts of amino acids and further compounds. The nectar composition varies between different plant species and it is related to the pollination type of the plant. In addition to this, other factors
Thomas Göttlinger, Gertrud Lohaus
doaj   +1 more source

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