Results 11 to 20 of about 8,376 (222)

The Genetic Control of Nectary Development [PDF]

open access: yesTrends in Plant Science, 2021
Nectar is the most important reward offered by flowering plants to pollinators for pollination services. Since pollinator decline has emerged as a major threat for agriculture, and the food demand is growing globally, studying the nectar gland is of utmost importance.
Slavković, Filip   +4 more
openaire   +4 more sources

Effects of squash leaf trichome exudates and honey on adult feeding, survival, and fecundity of the squash bug (Heteroptera: Coreidae) egg parasitoid Gryon pennsylvanicum (Hymenoptera: Scelionidae) [PDF]

open access: yes, 1995
Citation: Olson, D., & Nechols, J. Effects of Squash Leaf Trichome Exudates and Honey on Adult Feeding, Survival, and Fecundity of the Squash Bug (Heteroptera: Coreidae) Egg Parasitoid Gryon pennsylvanicum (Hymenoptera: Scelionidae).
Nechols, James R., Olson, D. L.
core   +2 more sources

Nectaries and reproductive biology of croton sarcopetalus (euphorbiaceae) [PDF]

open access: yes, 2001
Flower morphology, nectary structure, nectar chemical composition, breeding system, floral visitors and pollination were analysed in Croton sarcopetalus, a diclinous-monoecious shrub from Argentina.
Bernardello, Gabriel Luis Mario   +3 more
core   +1 more source

Morphological study of floral nectaries in Euonymus and the probable origin of the echinate fruit surface

open access: yesPlant Diversity, 2018
A conspicuous nectary disk is common but has a distinguishing morphology in the cosmopolitan genus Euonymus. Our study focuses on the morphology of floral nectaries in 21 representatives of Euonymus and Glyptopetalum.
Chiyuan Yao   +3 more
doaj   +1 more source

Development and differentiation of the extrafloral nectaries from flower buds in Vigna luteola (Leguminosae, Phaseolinae) [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
To study the ontogeny of the extrafloral nectaries present in the inflorescences of Vigna luteola (Jacq.) Benth (Leguminosae, Phaseolinae), the location, morphology, anatomy of the earliest stages, histology of the definitive structures and ...
FABIANA S. OJEDA   +2 more
doaj   +2 more sources

Composition and Host-Use Patterns of a Scarab Beetle (Coleoptera: Scarabaeidae) Community Inhabiting the Canopy of a Lowland Tropical Rainforest in Southern Venezuela [PDF]

open access: yes, 2019
The adult scarab beetle fauna of the canopy in a lowland tropical rainforest in southern Venezuela was observed and collected by means of a 42 m-tall tower crane for a complete year.
Kirmse, Susan, Ratcliffe, Brett C.
core   +2 more sources

Inaugural Description of Extrafloral Nectaries in Sapindaceae: Structure, Diversity and Nectar Composition

open access: yesPlants, 2023
Sapindales is a large order with a great diversity of nectaries; however, to date, there is no information about extrafloral nectaries (EFN) in Sapindaceae, except recent topological and morphological data, which indicate an unexpected structural novelty
Danielle Maximo   +2 more
doaj   +1 more source

Pollination by flies, bees, and beetles of Nuphar ozarkana and N. advena (Nymphaeaceae) [PDF]

open access: yes, 2000
Nuphar comprises 13 species of aquatic perennials distributed in the temperate Northern Hemisphere. The European species N. lutea and N. pumila in Norway, the Netherlands, and Germany are pollinated by bees and flies, including apparent Nuphar ...
Gardine, Angela A.   +3 more
core   +1 more source

Morphology and vascular anatomy of the flower of Aconitum lasiocarpum (Rchb.) Gáyer subsp. Lasiocarpum (Ranunculaceae Juss.)

open access: yesБіологічні студії, 2014
The results of detailed investigation on morphological and anatomical organization of flower of Aconitum lasiocarpum (Rchb.) Gáyer are presented. It was established that current species has common features of the structure with other representatives from
A. V. Novikoff
doaj   +1 more source

Measuring the Effects of “Opportunistic Defense” of the Bracken Fern, \u3ci\u3e(Pteridium Aquilinum)\u3c/i\u3e by Patrolling Ants (Hymenoptera: Formicidae) at Pierce Cedar Creek Institute in South Central Michigan [PDF]

open access: yes, 2018
In this study we show that in South Central Michigan (Pierce Cedar Creek Institute) eight ant species patrol bracken fern (Pteridium aquilinum) during the sensitive crozier growth stage.
Douglas, Matthew M, Oldenkamp, Ricki E
core   +2 more sources

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