Results 21 to 30 of about 716,421 (197)

Unraveling the Nectar Secretion Pathway and Floral-Specific Expression of SWEET and CWIV Genes in Five Dandelion Species Through RNA Sequencing [PDF]

open access: yesPlants
Taraxacum, a genus in the Asteraceae family, is widely distributed across temperate regions and plays a vital ecological role by providing nectar and pollen to pollinators during the early flowering season.
Sivagami-Jean Claude   +3 more
doaj   +2 more sources

Continuous and discontinuous nectar secretion in some pear cultivars

open access: yesInternational Journal of Horticultural Science, 2000
Hourly nectar secretion was studied in five pear cultivars between 1997-1999. Some cultivars (e.g. ‘Csákvári téli') secreted nectar continuously during the whole day, offering both nectar and pollen for pollinating insects.
Á. Farkas, Zs. Orosz-Kovács
doaj   +3 more sources

A reduced, yet functional, nectary disk integrates a complex system of floral nectar secretion in the genus Zeyheria (Bignoniaceae)

open access: yesActa Botânica Brasílica, 2016
The genus Zeyheria (Bignoniaceae) comprises only two species, both of which have been described as possessing a reduced and non-functional nectary disk.
Silvia Rodrigues Machado   +2 more
doaj   +2 more sources

Floral Phenology, Nectar Secretion Dynamics, and Honey Production Potential, of Two Lavender Species (Lavandula Dentata, and L. Pubescens ) in Southwestern Saudi Arabia

open access: yesJournal of Apicultural Science, 2015
The aim of the current study was to determine the floral phenology, nectar secretion dynamics, and honey production potentials of two naturally growing lavender species (L. dentata and L. pubescens), in southwestern Saudi Arabia.
Nuru Adgaba   +5 more
doaj   +2 more sources

Effects of Climate Change Scenarios on Growth, Flowering Characteristics, and Honey Production Potential of Pseudolysimachion rotundum var. subintegrum [PDF]

open access: yesPlants
Climate change significantly influences plants’ physiology, flowering phenology, and nectar production, affecting pollinator interactions and apicultural sustainability. This study examines the physiological responses of Pseudolysimachion rotundum (Nakai)
Kyeong-Cheol Lee   +6 more
doaj   +2 more sources

Nectar Secretion, Morphology, Anatomy and Ultrastructure of Floral Nectary in Selected Rubus idaeus L. Varieties

open access: yesAgriculture, 2022
The distinctive features of floral nectaries facilitate identification of ecological and phylogenetic links between related taxa. The structure and functioning of nectaries determine the relationships between plants, pollinators, and the environment. The
Mikołaj Kostryco, M. Chwil
semanticscholar   +1 more source

Phosphorus fertilization induces nectar secretion for honeybee visitations and cross-pollination of almond trees.

open access: yesJournal of Experimental Botany, 2021
Precise phosphorus (P) application requires a mechanistic understanding of mineral effects on crops' biology and physiology. Photosynthates assimilation, metabolism, and transport require phosphorylation, and we postulated that P is critical for the ...
R. Karunakaran   +3 more
semanticscholar   +1 more source

Influence of microclimatic conditions on nectar exudation in Glechoma hirsuta  W. K [PDF]

open access: yesArchives of Biological Sciences, 2005
The nectar production of Glechoma hirsuta W. K. grown under different microclimatic habitat conditions was evaluated by determining the total daily nectar quantity per flower, diurnal dynamics of nectar secretion, the nectar secretion rate, and sugar ...
Mačukanović-Jocić Marina   +1 more
doaj   +1 more source

Summer grazing change fitness in a Tibetan lotus

open access: yesGlobal Ecology and Conservation, 2023
It is believed that grazing has an effect on the functioning and performance of flowers, as well as their association with pollinator preferences and plant reproduction.
Ruolan Wang   +6 more
doaj   +1 more source

Comparative study of wood betony (Stachys officinalis L) melliferousness in different habitat conditions [PDF]

open access: yesVeterinarski Glasnik, 2005
Nectar production in wood betony (Stachys officinalis L), grown under differ-microclimatic habitat conditions (forest and experimental field), was analyzed.
Mačukanović-Jocić Marina
doaj   +1 more source

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