Results 51 to 60 of about 1,544 (214)

Centris rhodadelpha Cockerell 1939 [PDF]

open access: yes, 2020
Centris rhodadelpha Cockerell, 1939 Fig. 12 Centris rhodadelpha Cockerell, 1939: 142. Type data This species was described based on male and female specimens collected by J. Ogilvie at Barbados on April 25–26, 1938.
Vivallo, Felipe
core   +1 more source

Centris aenea (Hymenoptera, Apidae): a Ground-nesting Bee with High Pollination Efficiency in Malpighia emarginata DC (Malpighiaceae)

open access: yesSociobiology, 2013
This study aimed to assess the efficiency of Centris aenea Lepeletier as pollinator of Malpighia emarginata DC. The pollination efficiency was determined according to three criteria: 1) the pollen deposition rate of M.
Geane Almeida Oliveira   +3 more
doaj   +3 more sources

Taxonomic and functional diversity of urban bees of the world

open access: yesConservation Biology, EarlyView.
Abstract Bees play a pivotal role in terrestrial environments. Urbanization can affect these organisms and the ecosystem services they provide. However, knowledge of the global diversity of urban bees is limited. Thus, we summarized data on urban bee species identities and occurrences; compared distributions of all bees with those found in urban ...
João C. F. Cardoso   +10 more
wiley   +1 more source

Centris robusta Cockerell 1949 [PDF]

open access: yes, 2020
Centris robusta Cockerell, 1949 Fig. 7 Centris (Rhodocentris) robusta Cockerell, 1949: 478–479. Junior synonym of C. (Centris) varia (Moure 1969; Roig-Alsina 2000).
Vivallo, Felipe
core   +1 more source

Concentrated vulnerabilities in bees: Diet specialists have smaller geographic ranges

open access: yesInsect Conservation and Diversity, EarlyView.
Niche breadth theory predicts a positive association between range size and diet breadth, which could concentrate risk among specialists, but this is not well established for bees. Using global occurrence data (range size) and natural history collection‐derived pollen data (diet breadth), we compared these traits in 633 species from six families and ...
Charles N. Thrift   +4 more
wiley   +1 more source

Effects of Pistacia lentiscus Leaf‐Twig and Resin (Mastic) Oils on Salivary Flow in Healthy Individuals

open access: yesOral Diseases, EarlyView.
ABSTRACT Objective Pistacia lentiscus L. tree is known for its aromatic mastic gum containing terpenes α‐pinene and β‐myrcene, and has been applied as a traditional remedy in oral care for centuries. Previously, intranasal exposure to mastic resin volatiles increased salivary flow in healthy and dry‐mouth individuals. This study assessed the biological
Wiktoria Potocka   +4 more
wiley   +1 more source

Centris claripennis Friese 1901 [PDF]

open access: yes, 2020
Centris claripennis Friese, 1901 Centris bimaculata var. claripennis Friese, 1901: 347. Type data: This variety was described from a single female supposedly collected in São Paulo, southeastern Brazil.
Vivallo, Felipe
core   +1 more source

Context, Mechanism, and Outcome: Explaining Gendered Administrative Burdens on Abortion Access in Italy

open access: yesPublic Administration Review, EarlyView.
ABSTRACT Abortion access in Italy provides a case to examine how gendered administrative burdens emerge through the interplay of legal provisions, informal frontline practices, and contextual influences. Drawing on the Context–Mechanism–Outcome framework from realist evaluation, the analysis shows how legal access to abortion is constrained by ...
Debra Lanfranconi, Markus Hinterleitner
wiley   +1 more source

Centris libertatis Cockerell 1912 [PDF]

open access: yes, 2020
Centris libertatis Cockerell, 1912 Centris (Ptilotopus) libertatis Cockerell, 1912a: 44–45. Junior synonym of C. hyptidis Ducke, 1908 (Moure et al. 2007).
Vivallo, Felipe
core   +1 more source

Polinizadores da aceroleira Malpighia emarginata DC (Malpighiaceae) em área de cerrado no Triângulo Mineiro

open access: yesBioscience Journal, 2007
A aceroleira (Malpighia emarginata DC, Malpighiaceae) é uma planta de importância econômica cultivada no Brasil, cujo fruto é muito consumido por seu alto teor de vitamina C.
Alice Maria Guimarães Fernandes Vilhena   +1 more
doaj  

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