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Weakness and collapse of bee colonies in Brazil: are there cases of CCD?
(Empresa Brasil Pesq Agropec, 2016-05-01)
In the last decades, the decline of wild bee populations and the collapse of Apis mellifera colonies have concerned researchers and beekeepers. The objective of this review was to compile some of the most relevant studies ...
An overview about apitherapy and its clinical applications
(2022-05-01)
Background: Humanity has benefited from bee products over the centuries for treating and preventing various illnesses, and apitherapy has been employed in several countries as a complementary medicine. This review aimed ...
Enhanced production of parthenocarpic cucumbers pollinated with stingless bees and Africanized honey bees in greenhouses
(Universidade Estadual de Londrina (UEL), 2013-01-01)
Crops have different levels of dependence on pollinators; this holds true even for cultivars of the same species, as in the case of cucumber (Cucumis sativus). The aim of this research was to assess the attractiveness of ...
Differences between the quality of strawberries (Fragaria x ananassa) pollinated by the stingless bees Scaptotrigona aff. depilis and Nannotrigona testaceicornis
(FUNPEC-EDITORA, 2009)
We investigated the success of two stingless bee species in pollinating strawberries in greenhouses. Three greenhouses and one open field area were used; one greenhouse had only strawberry plants (control), another (G1) ...
Can the exposure of Apis mellifera (Hymenoptera, Apiadae) larvae to a field concentration of thiamethoxam affect newly emerged bees?
(2017-01-01)
The use of insecticides on crops can affect non-target insects, such as bees. In addition to the adult bees, larvae can be exposed to the insecticide through contaminated floral resources. Therefore, this study aimed to ...
Brood production increases when artificial heating is provided to colonies of stingless bees
(INT BEE RESEARCH ASSOC, 2011)
Although stingless bees are capable of maintaining their nest temperature within certain limits, brood production of several species declines or even completely stops during periods of low ambient temperature. In the present ...
A competição de abelhas noturnas, abelhas do mel e abelhas sem ferrão pelo pólen de plantas de floração maciça
(Universidade Federal de Minas GeraisBrasilICB - DEPARTAMENTO DE BOTÂNICAPrograma de Pós-Graduação em Biologia VegetalUFMG, 2021-11-30)
Mass flowering species, whose flowers open in large amount at the same time for a short period, are known as exceptional sources of pollen for bees. In the mass flowering species with flowers that open at night, during ...
Pollination of tomatoes by the stingless bee Melipona quadrifasciata and the honey bee Apis mellifera (Hymenoptera, Apidae)
(FUNPEC-EDITORA, 2009)
The pollination effectiveness of the stingless bee Melipona quadrifasciata and the honey bee Apis mellifera was tested in tomato plots. The experiment was conducted in four greenhouses as well as in an external open plot ...
Effect of Protein Supplementation in the Bee Apis mellifera L. Exposed to the Agrochemical Fipronil
(2021-09-01)
Inadequate quantity and quality of proteins in honey bee diet can cause weakening of their colonies and damage their resistance to agrochemical contamination, such as fipronil, which is highly toxic to bees. Thus, we tested ...
Losses of Brazilian bees: an overview of factors that may affect these pollinators
(Julius Kuhn-inst, 2012-01-01)
The Neotropical region to which Brazil belongs, has a great and rich diversity of natives bees, up to a total of 3.000 species including the allochtone genus Apis that by natural crossing among European and African races ...