The role of wax and resin in the nestmate recognition system of a stingless bee, Tetragonisca angustula. Denise Alves Tomer J Czaczkes. 2012, Behavioral Ecology and Sociobiology. See Full PDF Download PDF. See Full PDF Download PDF. Related Papers. Journal of Experimental Biology.In 2012, however, Dr. Christoph Grüter and his colleagues discovered for the first time that parasitic robbers encounter difficulties when they assault a Jatai bee (Tetragonisca angustula) colony.Tetragonisca angustula is one of the most widespread stingless bees in the Neotropics. This species swarms frequently and is extremely successful in urban environments. In addition, it is one of the most popular stingless bee species for beekeeping in Latin America, so nest transportation and tradin …An enriched genomic library was constructed from Tetragonisca angustula, a stingless bee species widely distributed in Brazil. The library was screened using two simple-repeat oligonucleotide probes and 21 microsatellite primer pairs were designed flanking a selection of repeat sequences within positive clones. The polymorphism of the microsatellite loci was analyzed by screening a sample of ...(Tetragonisca) angustula. Latreille 1811 (Hymenoptera. Trigonini). Guiomar Natcs·Parra (1) Antonio Villa Lopera (2) Carlos Vergara Briceno (3) RESUMEN Se estudi6 el ciclo de desarrollo de una abeja sin agunon: Trigona (fetragoniscaJ angustula. Latreille 1811 (Hymenoptera. Trigonini). Los re-sultados fueron los stgutentes:Norms for commercial and nutritional standards of pollen collected by stingless bees and used in human nutrition are currently lacking. Six samples of Tetragonisca angustula fresh pot-pollen from two locations in Mérida were characterized for macronutrients (moisture, ash, protein, fat, carbohydrates). The flavonoid, polyphenol, and protein contents were studied in ethanolic extracts of pot ...seminigra, Scaptotrigon a xanthotricha, a nd Tetragonisca . angustula ha ve been reported from Brazil (do Nascimento . et al. 2015). Similar study w as for honey produced by.Las mieles diluidas de la Apis mellifera y Tetragonisca angustula al 20% no presentaron suficiente inhibición ante las concentraciones de 1x10-1,1x10-2 y 1x10-3 UFC. El resto de las diluciones no ...Tetragonisca angustula (Latreille 1811), a small bee known as "jataí", is the most abundant stingless bee in the southeast and southern regions of Brazil (Villas Bôas and Malaspina 2005) and produces an excellent honey with distinct characteristics from A. mellifera.Abstract. It is known that animals are sensitive to the geomagnetic field. In the case of insects, magnetoreception has been reported in several ant species and in some bees and wasps. One study showed that the stingless bee Tetragonisca angustula is able to sense the modification of the magnetic field inclination.Tetragonisca angustula is one of the commonest Neotropical stingless bees and an important pollinator agent. For this study, RAPD markers were used in order to estimate the genetic structure and ...The stingless bee Tetragonisca angustula is unique in that it has guards that hover near the nest entrance in addition to guards that stand at the entrance. We tested both the general hypothesis that hovering guards increase the effectiveness with which flying intruders are detected and the specific hypothesis that hovering guards improve the ...Jun 1, 2021 · Along the Cantareira-Mantiqueira Ecological Corridor, State of São Paulo, Brazil, the native stingless bees Tetragonisca angustula play a fundamental role in agroecosystems, particularly because it is a pollinator of several crops (Malagodi-Braga and Kleinert, 2004, Slaa, 2006, Vossler, 2018). Sep 2, 2023 · Melipona rufiventris is the largest with a body length of c. 9.5 mm, Scaptotrigona postica has an intermediate body size varying from 5.7 to 6 mm, and Tetragonisca angustula is amongst the ... Floral sources to Tetragonisca angustula (Hymenoptera: Apidae) and their pollen morphology in a Southeastern Brazilian Atlantic Forest December 2012 Revista de …Tetragonisca angustula mating occurs during the virgin queen nuptial flight, usually in the presence of a drone congregation area (DCA). The presence of virgin queen pheromone is considered the ...Thermal behavior of Colombian honeys produced by stingless bees Trigona (Tetragonisca) angustula, T. nigra, Scaptotrigona sp. Thermal behavior of Colombian honeys produced by stingless bees Trigona (Tetragonisca) angustula, T. (Frieseomelitta) nigra, Scaptotrigona sp. and Nannotrigona sp. were studied through a year using Differential Scanning Calorimetry (DSC). Honey samples were collected ...Superordo: Hymenopterida. Ordo: Hymenoptera. Subordo: Apocrita. Superfamilia: Apoidea. Familia: Apidae. Genus: Tetragonisca. Species: T. angustula. Subspecies: …The most well-known of the honey-makers are in the genus Apis. Most of these bees are known simply as “honey bees” and all but one originated in southeast Asia. But even the bees within this small group are diverse. The genus is divided into three sub-groups: the cavity-nesting honey bees, the dwarf honey bees, and the giant honey bees.[5][6][7][8][9] Honey from stingless bees has a distinctive sour and sweet taste and has health benefits for humans. Honey samples produced from >60 stingless bee species worldwide have been ...We evaluated the contribution of the stingless bee Tetragonisca angustula as a strawberry pollinator using primary flowers of the 'Oso Grande' cultivar. We applied 4 pollination treatments: open-pollination in the field, T. angustula pollination inside a greenhouse, and spontaneous self-pollination in the field and greenhouse. In each treatment we determined berry weight, number of achenes ...Tetragonisca angustula is a stingless bee species widely distributed in Brazil. Past studies have shown a rich native flora supplying this meliponine with pollen and nectar. The aim of this study was to compare the food provisions of T. angustula in two areas in the Lower Amazon mesoregion in the state of Pará and two areas of caatinga ... Aims: The antibacterial activity against Staphylococcus aureus of honey and propolis produced by Apis mellifera and Tetragonisca angustula was evaluated. Secondary aims included the study of the chemical composition of propolis and honey samples and its relationship with antibacterial activity against S. aureus.Native stingless bee propolis (or cerume) has begun to be studied in the last decades, mainly focused on its pharmacological properties. In this study, however, the chemical composition of diverse samples of Tetragonisca angustula propolis was compared via ESI-MS fingerprinting and ultra-high performance chromatography- mass spectrometry with extracts of Schinus terebinthifolius Raddi ...Ambush Predation of Stingless Bees (Tetragonisca angustula) by the Solitary-Foraging Ant Ectatomma tuberculatum Madeleine M. Ostwald1 & Selina A. Ruzi2 & Kaitlin M. Baudier1 Received: 30 June 2018 /Revised: 12 August 2018 /Accepted: 15 August 2018 / Published online: 29 August 2018 # Springer Science+Business Media, LLC, part of Springer Nature 2018 Abstract Social insect colonies are high ...However, the microbiota of neotropical insects such as the stingless-bee Tetragonisca angustula is poorly explored. T. angustula is a meliponid bee widely distributed in Latin America, its honey is traditionally exploited because of its ethno-pharmacological properties and its antimicrobial activity has been demonstrated.Here we provide evidence for a physical soldier subcaste in a bee. In the neotropical stingless bee Tetragonisca angustula, nest defense is performed by two groups of guards, one hovering near the nest entrance and the other standing on the wax entrance tube. We show that both types of guards are 30% heavier than foragers and of different shape ...Functional role of sticky particles deposited on the external side of Tetragonisca angustula nest entrance. A. Entrance tube as it was found by the authors in August 2014, ...The Fundão tailing dam collapse in Brazil in 2015 flooded large areas of river floodplains below the dam. We analyzed the effect of the tailing deposition from the dam disaster on metal/metalloid levels in honey and pollen samples from the stingless bee Tetragonisca angustula. Pollen and honey samples were taken from the initial stretch …Previous analysis of sugars in honey from Tetragonula carbonaria 14, Heterotrigona itama 15 – 17, Geniotrigona thoracica 15, 17, and Tetragonisca angustula 18 have reported that the disaccharide present was maltose, albeit accompanied with comments that the disaccharide was “not perfectly coincident with that of standard maltose” 14.Tetragonisca angustula. Facebook. Twitter. Kingdom Animalia animals. Animalia: information (1) Animalia: pictures (22861) Animalia: specimens (7109) Animalia: sounds (722) Animalia: maps (42) Eumetazoa metazoans. ... Genus Tetragonisca. Species Tetragonisca angustula. ADW Pocket Guides on the iOS App Store!Las mieles diluidas de la Apis mellifera y Tetragonisca angustula al 20% no presentaron suficiente inhibición ante las concentraciones de 1x10-1,1x10-2 y 1x10-3 UFC. El resto de las diluciones no ...Among stingless bees, Tetragonisca angustula is widely distributed in tropical habitats, and has been considered an important pollinator of different plant families. To support a rational economic use of this group, there is a need to characterize the plant species that represent important sources as part of their diet, as preferred ...Ciclo de desarrollo de trigona (tetragonisca) angustula, latreille 1811 (hymenoptera, trigonini) ... Se estudió el ciclo de desarrollo de una abeja sin aguíjón: ...Potencial de la miel de Tetragonisca angustula y Scaptotrigona pectoralis para la formulación de un medicamento antibacteriano y cicatrizante de uso veterinario.Tetragonisca angustula is a stingless bee species widely distributed in Brazil. Past studies have shown a rich native flora supplying this meliponine with pollen and nectar. The aim of this study ...The results indicated that T. angustula has different levels of sensitivity to the four neonicotinoid insecticides, with no significant similarity among them, even for the insecticides in the same group (cyano or nitro radicals) (Table 1).Acetamiprid was the safest neonicotinoid for T. angustula, followed in descending order by thiacloprid, imidacloprid, …Tetragonisca angustula . Latreille 1811 is one of the most widespread bee . 33. species in the Neotropics, distributed from Mexico to Argentina (Silveira . et al. 2002; 34. Camargo & Pedro 2013). It is a small (4-5 mm in length), generalist and highly eusocial bee . 35 (Michener 2007) and highly adaptable to different nest sites. Colonies ...Tetragonisca angustula is one of the most widespread stingless bees in the Neotropics. This species swarms frequently and is extremely successful in urban environments. In addition, it is one of ...To characterize the colonizing microorganisms of larval food in the brood cells of stingless bees Frieseomelitta varia, Melipona quadrifasciata, Melipona scutellaris, and Tetragonisca angustula ...Tetragonisca angustula. ''Tetragonisca angustula'' is a small eusocial stingless bee found in México, Central and South America. It is known by a variety of names in different regions . A subspecies, ''Tetragonisca angustula fiebrigi'', occupies different areas in South America and has a slightly different coloration. Overview. Traslado de una colmena de abejas Mariola (Tetragonisca angustula), de una trampa a una caja racional tecnificada. Universidad Nacional de Costa Rica, Sede R...The stingless bee Tetragonisca angustula is broadly distributed in Brazil and its pollination can be considered as e cient in tropical ora (Braga et al. 2012). The pollination of strawberry owers ... We studied colonies of the stingless bee Tetragonisca angustula, a species that has 2 discrete nest-guarding tasks typically performed by majors: hovering guarding …Honey of the stingless bee Tetragonisca angustula Illiger, called "angelita" in Colombia, is known to be a valuable folk medicine against different ailments. Scientific data on this honey are ...The stingless bee Tetragonisca angustula is an important pollinator of different agricultural and native crops. This study evaluated changes in the relative activity of esterases and critical ...Three colonies of Tetragonisca angustula Latreille, were found colonizing the artificial traps and 39 nests in the colonies survey (4.7 nests/ha) represented by five genera of Meliponini. These nests were located on artificial substrates (31%) and live trees (69%), with Schinus terebinthifolia Raddi (aroeira) and Artocarpus heterophyllus Lam (jaqueira) the species …The biological activity of novel methyl esters of pyrethroid acids containing an aromatic ring on the acid moiety against the social insects Protonectarina sylveirae, Solenopsis saevissima (Smith) and Tetragonisca angustula (Latr.) showed low toxicity to all species tested. Pyrethroids are among the most potent and effective pesticides identified with great potential for structural variation ...Apesa r disto, o mel da esp écie Tetragonisca angustula (La-treille, 181 1), conhecida como ‘me l da Jataí’, tem conser vado um. lugar no mercado t radicional c om preços de até d ez vezes ...The objective of this work was to identify the plants supplying pollen and nectar for Tetragonisca angustula by means of melissopalynological analysis in areas under the influence of the Fundão Dam breach. The palynological data were evaluated comparing to the floristic survey carried out in the region and using multivariate statistical ...In Tetragonisca, the entrance can be closed at night by a network of fine threads. The entrance tube can be so small, that only one bee can guard it, or it can be so wide that a whole group of soldier bees are necessary for its protection. Outside the entrance of Tetragonisca angustula there will even be a groupTetragonisca angustula (syn. Trigona angustula) 35 honey (Brazil) was provided as a gift. All stingless bee honey samples were stored in a refrigerator (4 °C) before analysis. Sugar standards. Authentic trehalulose (specified by supplier > 90% purity) was purchased from Biosynth Carbosynth (Staad, Switzerland). Maltose, sucrose, glucose and ...Apr 6, 2021 · We characterized Tetragonisca angustula and Melipona beecheii honeys produced in Costa Rica according to their physical and chemical properties. Moreover, we found critical parameters that distinguish the honeys from each other. Forty-eight samples of honey of both stingless bee species were analyzed (T. angustula, n = 32; M. beecheii, n = 16). Jan 11, 2021 · The antimicrobial activity is the category that presents the most data, the honey of Tetragonisca angustula was the most commonly studied. Miorin et al. ( 2003 ) performed a microbial sensitivity test against Staphylococcus aureus and obtained a minimum inhibitory concentration that ranged from 142.87 to 214, 33 mg mL −1 , demonstrating an ... Tetragonisca angustula colonies thus employed a coordinated set of specialization strategies in nest defense: morphologically specialized soldiers, age polyethism among soldiers within specific guarding tasks, and rapid flexible reallocation of nonspecialists to guarding during soldier loss. This mixed strategy achieves the benefits of a highly ...The stingless bee Tetragonisca angustula (Apidae: Meliponini) presents an excellent opportunity to study the group-level coordination of vigilance. In addition to guards that stand at the nest entrance, which is normal in social insects, T. angustula colonies also have guards that hover near the entrance (Grüter et al. 2011).Tetragonisca angustula and T. fiebrigi esterases were biochemically characterized by their inhibition pattern and thermostability. Workers of both species were collected from nests at the State University of Maringa. In T. fiebrigi three esterases were observed: EST-1 (β-esterase, cholinesterase I), EST-2 (α-esterase, cholinesterase II) and ...Semantic Scholar extracted view of "Comparación de la composición química de la miel de tres especies de abejas (Apis mellifera, Tetragonisca angustula y Melipona beecheii) de El Paraíso, Honduras" by C. Mendieta et al.Tetragonisca angustula is unusual in that it has two different groups of soldiers (we follow Hölldobler and Wilson 2009 in using "soldiers" and "majors" synonymously for the large workers and ...1. Introduction. Jatai bee (Tetragonisca angustula) is an easily adaptable species of stingless bee that can be raised both in rural and urban areas (Grüter et al., 2011 GRÜTER, C., KÄRCHER, M. and RATNIEKS, F., 2011.The Natural History of Nest Defence in a Stingless Bee, Tetragonisca angustula (Latreille) (Hymenoptera: Apidae), with Two …There are very few records on the use of pot-honey by indigenous people of Costa Rica. Our evaluation concerns antimicrobial activity of honey samples from Tetragonisca angustula, Melipona beecheii and Apis mellifera, performed to determine whether traditional appreciation of stingless bee honey from Costa Rica, over that of A. …angustula. The minimum . inhibitory . concentration. The minimum inhibitory . concentration is from . 142.87 to 214.33 mg ml-1. Table 4. ... and Tetragonisca angustula ag ainst Staphylococcus .The team studied a common tropical stingless bee Tetragonisca angustula in Sao Paulo State in Brazil where it is known locally as Jataí. It nests in tree and wall cavities. Each nest has one ...Social insects face threats to the colony during the day but also at nighttime. Multiple strategies have evolved across social insect species that protect the nest and each other at night. We asked what behaviors are employed by stingless bees, Tetragonisca angustula at night. We describe two layers of defense, nightly nest closing and night guarding at the entrance. After monitoring 10 ...Tetragonisca species Tetragonisca angustula Name Synonyms Tetragonisca jaty (Smith, 1863) Trigona angustula Latreille, 1811 Trigona jaty Smith, 1863 Homonyms Tetragonisca angustula (Latreille, 1811) Bibliographic References [5][6][7][8][9] Honey from stingless bees has a distinctive sour and sweet taste and has health benefits for humans. Honey samples produced from >60 stingless bee species worldwide have been ...Tetragonisca angustula. ''Tetragonisca angustula'' is a small eusocial stingless bee found in México, Central and South America. It is known by a variety of names in different regions . A subspecies, ''Tetragonisca angustula fiebrigi'', occupies different areas in South America and has a slightly different coloration. Overview. In Tetragonisca, the entrance can be closed at night by a network of fine threads. The entrance tube can be so small, that only one bee can guard it, or it can be so wide that a whole group of soldier bees are necessary for its protection. Outside the entrance of Tetragonisca angustula there will even be a groupTetragonisca angustula angustula and T. a. fiebrigi did not show significant differences between them but they did differed from T. spinipes, which showed larger respiratory rates. View full-text ...Existen estudios sobre los hábitos de nidifación y arquitectura de los nidos de las trigonas y se posee conocimientos al respecto sobre la especia Trigona (Tetragonisca) angustula Illiger. Sin embargo, los trabajos sobre comportamiento e importancia económica de este grupo de insectos son muy escasos y en el medio prácticamente inexistentes.The stingless bee Tetragonisca angustula is one of the most commonly kept species across South America (Cortopassi-Laurino et al. 2006). In addition to its gentle behavior, its honey is highly valued (its price is eight times that of honeybees) and is also widely used in alternative medicine (Nogueira-Neto 1997; Souza et al. 2013).This element was reported in the pollen stored by the stingless bee Tetragonisca angustula in Brazil and associated with gold mining and lithological occurrence in arsenopyrite, loellingite, royal ...Tetragonisca angustula, on the other hand, does not show a preference for a scented food source if bees were exposed to the same odour inside their colonies (Mc Cabe and Farina 2010). Interestingly, odours do not necessarily have to be paired with a reward to be learned inside the nest.The broadly distributed Neotropical stingless bee Tetragonisca angustula was once regarded as having two subspecies, T. angustula angustula and T. …Jan 1, 2014 · In a recent taxonomic revision, these subspecies were elevated to species status (T. angustula and Tetragonisca fiebrigi) based on morphology and distribution. While molecular studies show two ... Tetragonisca angustula mating occurs during the virgin queen nuptial flight, usually in the presence of a drone congregation area (DCA). The presence of virgin queen pheromone is considered the ...This study determined the 24 and 48 h LD 50 (median lethal dose) of the herbicide's glyphosate-based formulation by ingestion, identified sublethal doses, and investigated its effects on the locomotion and behavior of Tetragonisca angustula workers. The LD …Abstract. The plants providing nectar resources to Tetragonisca angustula were identified through melissopalynological analysis of 76 honey samples from eight states. A total of 306 pollen types ...2.1 Honey samples. Honey samples were collected from sealed honey pots of stingless bee hives located in three towns in Norte de Santander, Colombia, from August 2014 to August 2015: every 3 months for: T. nigra, T. angustula (Los Patios), Scaptotrigona sp., Nannotrigona sp. (Pamplonita); and every 2 months for: M. fuscipes (Pamplonita), A. mellifera (Carmen de Tonchalá), M. favosa, and M ...This study determined the 24 and 48 h LD50 (median lethal dose) of the herbicide’s glyphosate-based formulation by ingestion, identified sublethal doses, and investigated its effects on the locomotion and behavior of Tetragonisca angustula workers. The LD50 found indicates that a glyphosate-based formulation is highly toxic to T. angustula.Taxonomia Abelha do gênero Melipona sp.. A M. scutellaris é um membro da família Apidae de eusocial abelhas dentro da ordem Hymenoptera, que consiste em formigas, abelhas, vespas e flechas.A subfamília Meliponini é comumente referida como "abelhas sem ferrão". É uma das 40 espécies conhecidas no gênero Melipona sp. A M. scutellaris tem os nomes comuns de "uruçu-nordestina" ou "uruçu ...Flavonoids content, antibacterial and antioxidant activities of Brazilian and Venezuelan propolis from stingless bees, Melipona quadrifasciata, Melipona compresssipes, Tetragonisca angustula, and Nannotrigona sp. were evaluated using ethanolicOver 90 % of Tetragonisca angustula and Melipona beecheii honeys inhibited Pseudomonas aeruginosa and Staphylococcus aureus at minimum inhibitory concentrations lower than MedihoneyTM.21.02.2023 г. ... ... Tetragonisca angustula and the honeybee Apis mellifera. Malathion was the most toxic substance to both species, with 48-h median lethal ...Abstract. It is known that animals are sensitive to the geomagnetic field. In the case of insects, magnetoreception has been reported in several ant species and in some bees and wasps. One study showed that the stingless bee Tetragonisca angustula is able to sense the modification of the magnetic field inclination.Tetragonisca angustula and Scaptotrigona xanthotricha are species that have been used since ancient times for beekeeping. Currently these and other species have been exposed to agronomic practices, among which the use of synthetic pesticides used for crop protection stands out.Abstract. The plants providing nectar resources to Tetragonisca angustula were identified through melissopalynological analysis of 76 honey samples from eight states. A total of 306 pollen types ...You are free: to share - to copy, distribute and transmit the work; to remix - to adapt the work; Under the following conditions: attribution - You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.Tetragonisca angustula colonies thus employed a coordinated set of specialization strategies in nest defense: morphologically specialized soldiers, age polyethism among soldiers within specific ...Jul 22, 2020 · Tetragonisca angustula (syn. Trigona angustula) 35 honey (Brazil) was provided as a gift. All stingless bee honey samples were stored in a refrigerator (4 °C) before analysis.
A new cyclic natural compound formed by succinic acid and two alanine amino acid units was isolated from the Tetragonisca angustula honey extract.. Jessi garcia
Propolis, a resinous substance collected by honeybees from plants, is well-known worldwide for its diversified biological activities. This study was aimed to determine the chemical composition of fo...Chemical characterization, antioxidant and antimicrobial activity of propolis obtained from Melipona quadrifasciata quadrifasciata and Tetragonisca angustula stingless bees May 2018The antibacterial effects of diluted honeys from T. angustula fiebrigi and P. wittmanni on several pathogenic bacteria are shown in for Table III.The honey of both bees were effective against bacteria, however, this effect was less so in the case of T. angustula fiebrigi honey.A noteworthy difference was found in the case of two P. aeruginosa strains, where one strain (P. aeruginosa ATCC 27853 ...The magnetic field was generated by 6, 9, or 12 magnets contained inside an Eppendorf tube and fixed near the nest. Our results show that T. angustula bees are sensitive to magnetic fields because the departure angles are influenced by the magnets. It was observed that these bees are sensitive to the polarization of the magnetic field vector ...We present a case study with Tetragonisca angustula (Jataí) as an application of the method. We evaluated the dataset with training, validation, and testing of YOLO models, a generalization test of the dataset, and the advantages of using transfer learning to optimize field applications (Transfer learning test). ...Tetragonisca angustula tiene gran importancia histórica y cultural, debido a que la miel y cera que producen ha sido utilizada por comunidades indígenas como alimento y por sus propiedades curativas. Tradicionalmente se utiliza para tratar erupciones e infecciones dérmicas, llagas en la lengua, problemas urinarios y respiratorios, diluida ...Caracterización físicoquímica de miel de angelita Tetragonisca angustula. Vit et al angustula (Latreille, 1811), es probable que hay una especie nueva Tetragonisca sp. gr. angustula, según hipótesis de distribución al oeste de Los Andes por el Profesor JMF Camargo† (comunicación personal). Las especies nuevas sólo pueden nombrarse ... Jatai stingless bee or angelita bee Tetragonisca angustula at the wax entrance to their hive. Wando wax figure at the Wax Museum. Wax It Store At Large Shopping Centre. Wax Museum facade in Petropolis. Parquet from solid Sucupira wood Bowdichia Nitida Benth or more commonly known as Brazilian Chestnut.Apesa r disto, o mel da esp écie Tetragonisca angustula (La-treille, 181 1), conhecida como ‘me l da Jataí’, tem conser vado um. lugar no mercado t radicional c om preços de até d ez vezes ... Recent research has shown that entrance guards of the stingless bee Tetragonisca angustula make less errors in distinguishing nestmates from non-nestmates than all other bee species studied to ...en este video damos datos de las abejas anjelitas, y a su vez resistamos cajas de está especieThe composition of honey samples of Plebeia wittmanni (n = 10) and Tetragonisca angustula fiebrigi (n = 12) was analysed. The colours of all collected honeys were amber to dark amber and the pH ...In Brazil, Tetragonisca angustula is the best-known species of the genus, concerning all aspects of its biology, having had its trophic niche studied by many authors (Iwama and Melhem 1979; Imperatriz-Fonseca et al. 1984, 1989; Carvalho and Marchini 1999; Novais et al. 2006; Rech and Absy 2011a; Barth et al. 2013; Novais and Absy 2013; Novais ...2.1 Honey samples. Honey samples were collected from sealed honey pots of stingless bee hives located in three towns in Norte de Santander, Colombia, from August 2014 to August 2015: every 3 months for: T. nigra, T. angustula (Los Patios), Scaptotrigona sp., Nannotrigona sp. (Pamplonita); and every 2 months for: M. fuscipes (Pamplonita), A. mellifera (Carmen de Tonchalá), M. favosa, and M ...In this study, we investigated the chemical composition, and antioxidant and antibacterial properties of ethanolic extracts of propolis (EEP) from Melipona quadrifasciata quadrifasciata and Tetragonisca angustula. Chemical composition of EEP was determined by colorimetry and chromatographic (HPLC-DAD and UPLC-Q/TOF-MS/MS) analysis.Tetragonisca angustula (Latreille, 1811) (Figs. 5 C, 24) Originalmente descrita de Brasil (Latreille, 1811). Especie muy popular bajo . el nombre 'ramichi' en Perú.Tetragonisca angustula (Latreille) is a small, docile, cavity-nestingstingless bee that is widely distributed in the Neotropical region. This speciesis particularly abundant in disturbed ...A Lestrimelitta limao worker after killing a Tetragonisca angustula guard bee. The dead guard clamps its head onto a wing and the larger robber bee is unable to ...The team studied a common tropical stingless bee Tetragonisca angustula in Sao Paulo State in Brazil where it is known locally as Jataí. It nests in tree and wall cavities. Each nest has one ...Aug 28, 2017 · Tetragonisca angustula is an eusocial stingless bee that presents a sophisticated system of defense involving two complementary groups of guards: hovering and standing guards. We identified, quantified, and compared the cuticular compounds of worker bees captured within the nest, and bees performing tasks outside: foragers and guards. .
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