Results 71 to 80 of about 1,251 (197)

Abundance and diversity of Euglossina (Hymenoptera: Apidae) from Serra do Tepequém, municipality of Amajari, Roraima, Brazil. = Abundância e diversidade de abelhas Euglossina (Hymenoptera: Apidae) da Serra do Tepequém, município de Amajari, Roraima, Brasil.

open access: yesAgro@mbiente On-line, 2013
The objective of this work was to contribute to the knowledge of Euglossina bees ecology in the Roraima State, Amazon Region, Brazil. A study of the Euglossina bees fauna from Serra do Tepequém, municipality of Amajari was made.
Sílvio José Reis da Silva   +2 more
doaj  

Odor Compound Detection in Male Euglossine Bees [PDF]

open access: yes, 2018
Male euglossine bees collect fragrances from various sources, which they store and use for as yet unknown purposes. They are attracted, often specifically, to single odor compounds and blends thereof. We used gas chromatography with electroantennographic
Roubik, D., Schiestl, F.
core  

Diversity and distribution of type specimens deposited in the Invertebrate section of the Museum of Zoology QCAZ, Quito, Ecuador [PDF]

open access: yes, 2009
The Invertebrate section of the Museum of Zoology QCAZ at the Pontifical Catholic University of Ecuador in Quito maintains nearly two million curated specimens, and comprises Ecuador's largest collection of native taxa. We review 1902 type specimens from
Cardenas, R. E.   +4 more
core   +1 more source

OBSERVACIONES SOBRE LA ESTRATIFICACIÓN VERTICAL DE ABEJAS EUGLOSINAS (APIDAE: EUGLOSSINI) EN UN BOSQUE RIPARIO DE LA ORINOQUÍA COLOMBIANA

open access: yesCaldasia, 2005
Se realizaron observaciones sobre la distribución vertical de abejas euglosinas en un bosque ripario asociado al sistema de lagunas Mata-Mata (Meta-Colombia).
VÉLEZ DANNY, PULIDO-BARRIOS HANNIER
doaj  

Abelhas Euglossina (Hymenoptera, Apidae) coletadas em uma monocultura de eucalipto circundada por Cerrado em Urbano Santos, Maranhão, Brasil Euglossina bees (Hymenoptera, Apidae) collected in an eucalyptus monoculture surounded by Cerrado, Urbano Santos, MA, Brazil

open access: yesIheringia: Série Zoologia, 2008
Machos de Euglossina foram coletados por meio de iscas-odores de benzoato de benzila, eucaliptol, eugenol, salicilato de metila e vanilina em uma monocultura de eucalipto circundada por cerrado, no município de Urbanos Santos, Maranhão.
Fernanda N. Mendes   +2 more
doaj   +1 more source

Nut production in Bertholletia excelsa across a logged forest mosaic: implications for multiple forest use [PDF]

open access: yes, 2015
Although many examples of multiple-use forest management may be found in tropical smallholder systems, few studies provide empirical support for the integration of selective timber harvesting with non-timber forest product (NTFP) extraction.
A Chávez   +122 more
core   +3 more sources

Bee community of a beach dune ecosystem on Maranhão Island, Brazil

open access: yesBrazilian Archives of Biology and Technology, 2007
The bee-plant community in a beach dune ecosystem in north-eastern of Brazil was studied concerning phenology and floral preference. The bees visited thirty-three species of 20 families of plants.
Patricia Maia Correia de Albuquerque   +2 more
doaj   +1 more source

Reviewing the relevance of fluorescence in biological systems [PDF]

open access: yes, 2015
Fluorescence is emitted by diverse living organisms. The analysis and interpretation of these signals may give information about their physiological state, ways of communication among species and presence of specific chemicals.
Cordon, Gabriela Beatriz   +2 more
core   +1 more source

Ecologia reprodutiva de Ipomoea brasiliana (Choisy) Meisn. (Convolvulaceae). [PDF]

open access: yes, 2019
Neste trabalho foram estudadas a fenologia, a biologia da polinização e reprodução de Ipomoea brasiliana (Choisy) Meisn., em área de caatinga, na Fazenda Catalunha, Santa Maria da Boa Vista ...
KIILL, L. H. P., RANGA, N. T.
core  

As espécies do gênero Eulaema Lepeletier, 1841 (Hymenoptera, Apidae, Euglossinae)

open access: yesActa Biológica Paranaense, 2000
Publica-se uma chave para as espécies do gênero Eulaema, que distribui a várias pessoas a partir de setembro de 1969, e que fui corrigindo e modificando até 16.XII.1996. Devia acompanhar um Catálogo feito nesse mesmo período, mas que foi perdido na troca de computador.
openaire   +2 more sources

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