Task partitioning in insect societies. I. Effect of colony size on queueing delay and colony ergonomic efficiency [PDF]
The collection and handling of colony resources such as food, water, and nest construction material is often divided into subtasks in which the material is passed from one worker to another. This is known as task partitioning.
Anderson, C., Ratnieks, F.L.W.
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The role of jasmonates in floral nectar secretion. [PDF]
Plants produce nectar in their flowers as a reward for their pollinators and most of our crops depend on insect pollination, but little is known on the physiological control of nectar secretion.
Venkatesan Radhika +3 more
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Forager bees (Apis mellifera) highly express immune and detoxification genes in tissues associated with nectar processing. [PDF]
Pollinators, including honey bees, routinely encounter potentially harmful microorganisms and phytochemicals during foraging. However, the mechanisms by which honey bees manage these potential threats are poorly understood.
Johnson, Brian R +2 more
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Intensity of bee visitation (honeybees and wild bees), foraging behaviour of honeybees and nectar parameters (nectar production, sugar concentration, sugar content in nectars) were inspected at 18 apple cultivars for three consecutive years.
P. Benedek, K. Finta
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Historical contingency in species interactions: towards niche-based predictions. [PDF]
The way species affect one another in ecological communities often depends on the order of species arrival. The magnitude of such historical contingency, known as priority effects, varies across species and environments, but this variation has proven ...
Fukami, Tadashi +2 more
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Patterns of Nectar Production in Asclepias curassavica (Apocynaceae))
Milkweeds are important nectar resources for insects in the New World. In addition, nectar is the germination medium for milkweed pollen. This study is the first controlled, greenhouse examination of patterns of nectar production in a milkweed species ...
Steven Broyles
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Do honeybees shape the bacterial community composition in floral nectar? [PDF]
Floral nectar is considered the most important reward animal-pollinated plants offer to attract pollinators. Here we explore whether honeybees, which act as pollinators, affect the composition of bacterial communities in the nectar.
Yana Aizenberg-Gershtein +2 more
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Behavioral Differences Between Two Recently Sympatric Paper Wasps, the Native \u3ci\u3ePolistes Fuscatus\u3c/i\u3e and the Invasive \u3ci\u3ePolistes Dominulus\u3c/i\u3e [PDF]
Polistes dominulus (Christ), an old world paper wasp, was introduced into the eastern United States in the 1970s and has been rapidly spreading westward. Recently, it has displaced the native Polistes fuscatus (F.) in at least some areas of Michigan.
Gamboa, George J +3 more
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Comparative study of wood betony (Stachys officinalis L) melliferousness in different habitat conditions [PDF]
Nectar production in wood betony (Stachys officinalis L), grown under differ-microclimatic habitat conditions (forest and experimental field), was analyzed.
Mačukanović-Jocić Marina
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Nectaries and reproductive biology of croton sarcopetalus (euphorbiaceae) [PDF]
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
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