Results 71 to 80 of about 848 (177)

Análises morfométricas de Centris tarsata (Hymenoptera: apidae) no Rêconcavo da Bahia. [PDF]

open access: yes, 2011
As abelhas Centridini são consideradas polinizadores chave de plantas nativas, bem como de espécies frutíferas de interesse econômico como a acerola (Malpighia emarginata Sessé & Moc. ex DC) (VILHENA e AUGUSTO, 2007). A maioria das espécies funda no solo,
CARVALHO, C. A. L. de   +5 more
core  

What do we know about Neotropical trap‑nesting bees? Synopsis about their nest biology and taxonomy [PDF]

open access: yes, 2019
Cavity-nesting bees are enigmatic because they are difficult to observe in the wild, hence trap-nests (man-made cavities) provide the means by which these bees may be studied.
Costa, Camila Cristina Ferreira da   +1 more
core   +3 more sources

Deposições de Óleo por Fêmeas de Centris analis (Fabricius) (Hymenoptera: Apidae: Centridini) Parasitadas por Physocephala spp. (Diptera: Conopidae)

open access: yesEntomoBrasilis, 2014
O objetivo deste trabalho foi identificar comportamentos de deposição de óleo realizados pelas fêmeas da abelha solitária Centris analis (Fabricius), parasitadas por Physocephala spp.
Ricardo Marques Couto, Evandro Camillo
doaj   +3 more sources

Cavity Length Affects the Occupation of Trap-Nests by Centris analis and Tetrapedia diversipes (Hymenoptera: Apidae) [PDF]

open access: yes, 2020
The ideal cavity dimensions for neotropical cavity-nesting bees with the potential to be managed as pollinators have not been getting proper attention.
Cardoso Peixoto, Paulo Enrique   +2 more
core   +2 more sources

Nesting Biology of the Solitary BeeEpicharis albofasciata(Apoidea: Apidae: Centridini)

open access: yesAmerican Museum Novitates, 2016
ABSTRACT This paper describes the extensive nesting site and the nesting behavior of a large population of the solitary, ground-nesting bee Epicharis (Epicharoides) albofasciata Smith, found in Trinidad in association with its cleptoparasite Mesoplia (Mesoplia) rufipes (Perty).
openaire   +2 more sources

Self-sterility in the hexaploid Handroanthus serratifolius (Bignoniaceae), the national flower of Brazil

open access: yesActa Botânica Brasílica, 2013
Polyploidization is common among angiosperms and might induce typically allogamous plants to become autogamous (self-compatible, relying on sexual self-fertilization) or apomictic (achieving asexual reproduction through seeds).
Mariana Ferreira Alves   +3 more
doaj   +1 more source

The species of the bee genus Centris of the “hyptidis group” revisited with the description of Centris (Anisoctenodes) new subgenus (Hymenoptera: Apidae: Centridini)

open access: yesEuropean Journal of Taxonomy, 2020
In this paper, the species of Centris of the “hyptidis group” are revisited, proposing to recognize them as members of Anisoctenodes subgen. nov., a new subgenus supported by morphological and molecular data. The species included in this new taxon are C. 
Felipe Vivallo
doaj   +1 more source

Diversidade de abelhas em diversos ambientes da Fazenda Marupiara, Tailândia, Pará. [PDF]

open access: yes, 2011
PIBIC ...
CORRÊA, F. da S.   +3 more
core  

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

open access: yes, 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.
Aguiar, Cândida Maria Lima   +3 more
core   +3 more sources

Déficit de polinização da aceroleira no período seco no semiárido paraibano

open access: yesRevista Brasileira de Fruticultura, 2011
A aceroleira é uma importante frutífera tropical que pode produzir frutos o ano todo na região semiárida do Nordeste do Brasil, caso seja utilizada a irrigação.
Rozileudo da Silva Guedes   +3 more
doaj  

Home - About - Disclaimer - Privacy