Results 101 to 110 of about 3,854 (155)

Projeto BEEHOPE: conservação da abelha ibérica (Apis mellifera iberiensis) em Portugal [PDF]

open access: yes, 2016
O projeto BEEHOPE, com o título original “Honeybee conservation centres in western Europe - an innovative strategy using sustainable beekeeping to reduce honeybee decline”, foi aprovado no âmbito do 5º concurso transnacional (2013-2014) BiodivErsA/FACCE ...
Biron, David G.   +7 more
core  

Interaction between visiting bees (Hymenoptera, Apoidea) and flowers of Ludwigia elegans (Camb.) hara (Onagraceae) during the year in two different areas in São Paulo, Brazil

open access: yesBrazilian Journal of Biology
This study was designed to characterize the interactions between Ludwigia elegans flowers and visiting bees during two years in two areas 200 km apart, at the same latitude (approximately 22º48'S) but at different altitudes (Alumínio, 600 m, and Campos ...
M. Gimenes
doaj   +1 more source

Diversity and biological aspects of wild bees in an urban and a natural environment in the central region of Santa Fe, Argentina [PDF]

open access: yes, 2010
El objetivo del presente trabajo fue relevar el elenco de abejas silvestres en la región central de Santa Fe y comparar la diversidad de especies y aspectos biológicos en dos ambientes de una misma región.
Dalmazzo, Maria de Los Milagros
core  

Revision of the Australian bee subgenus Leioproctus (Euryglossidia) Cockerell, 1910 (Hymenoptera: Colletidae: Neopasiphaeinae)

open access: yesRecords of the Australian Museum
The subgenus Leioproctus (Euryglossidia) is a large group of Australian Neopasiphaeine bees in need of revision. Forty-five new species are described, bringing the number of recognised names to 60.
Michael Batley
doaj   +1 more source

Establishment of Wildflower Islands to Enhance Roadside Health and Aesthetics [PDF]

open access: yes, 2019
Wildflowers are crucial in the ecological function of the low-input roadside plant communities in terms of water andnutrient cycling, nutrient inputs such as nitrogen, total plant canopy cover, stand longevity, and provision of habitat for numerous small
Schacht, Walter, Wu-Smart, Judy
core   +1 more source

Cuticular Hydrocarbons as Sex Pheromone of the Bee Colletes cunicularius and the Key to its Mimicry by the Sexually Deceptive Orchid, Ophrys exaltata [PDF]

open access: yes, 2018
Male Colletes cunicularius bees pollinate the orchid, Ophrys exaltata, after being sexually deceived by the orchid's odor-mimicry of the female bee's sex pheromone. We detected biologically active volatiles of C. cunicularius by using gas chromatographic-
Brändli, Christoph   +5 more
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ФАУНА И БИОЛОГИЯ ПЧЕЛ РОДА HYLAEUS FABRICIUS, 1793 (HYMENOPTERA: COLLETIDAE) В АМУРСКОЙ ОБЛАСТИ

open access: yesАмурский зоологический журнал, 2012
В Амурской области выявлено 14 видов пчел рода Hylaeus. Обобщены наблюдения за гнездовой активностью самок, особенностями питания и развития личинок. Приведены сведения о паразитах, экологии и фенологии видов Hylaeus.
E. V. Ignatenko
doaj  

NEW ANDEAN BEE SPECIES OF CHILICOLA SPINOLA (HYMENOPTERA: COLLETIDAE, XEROMELISSINAE) WITH NOTES ON THEIR BIOLOGY

open access: yesCaldasia, 2009
We describe and illustrate three new bee species of the genus Chilicola Spinola that occur at high altitudes in the Eastern Andes of Colombia: C. (Anoediscelis) paramoides Gonzalez sp. nov., C. (Hylaeosoma) bochica Gonzalez sp. nov., and C.(Oroediscelis)
González Victor H, Giraldo Catalina
doaj  

Abundância e biologia reprodutiva de Petunia littoralis Smith & Downs nas dunas da Praia da Joaquina, Ilha de Santa Catarina, SC

open access: yesBiotemas, 2002
Petunia littoralis é endêmica do litoral de Santa Catarina. Este estudo avaliou sua abundância e biologia reprodutiva nas dunas da Praia da Joaquina. A espécie não ocorreu no setor de praia e distribuiu-se da duna frontal até as depressões úmidas, onde ...
Tânia Tarabini Castellani   +1 more
doaj  

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