Results 41 to 50 of about 577 (145)

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

Requerimentos de polinização e biologia floral da castanheira-do-brasil (Bertholletia excelsa Bonpl., Lecythidaceae) em um SAF em Tomé-Açu, Pará. [PDF]

open access: yes, 2011
A castanheira-do-brasil (Bertholletia excelsa Bonpl.) pertence à família Lecythidaceae predominantemente alógama. Estudos prévios mostram que os polinizadores são abelhas da família Apidae (Bombus, Xylocopa, Eulaema, Epicharis, Centris).
CORRÊA, F. da S.   +3 more
core  

Diversidade de ácaros e insetos da mandioca (Manihot esculenta Crantz) em localidades do Estado do Amapá e Pará. [PDF]

open access: yes, 2014
Na Amazônia, muitos cultivos de mandioca são realizados em áreas abertas na terra firme, caracterizados por serem pequenas propriedades agrícolas providas de mão-de-obra familiar.
FUNI, C.   +3 more
core  

Two new records of Gynandromorphs in Xylocopa (Hymenoptera, Apidae s.l.) [PDF]

open access: yes, 2018
Two new records of gynandromorphs in Xylocopa Latreille, 1802 (Hymenoptera, Apidae). Gynandromorphs are deviant morphological individuals with genetically distinct male and female tissues.
Almeida, Rony Peterson Santos   +2 more
core   +3 more sources

Conservation Assessment for Whorled Rosinweed (Silphium trifoliatum L.) [PDF]

open access: yes, 2004
issued October 1, 2004Report issued on: October 1, 2004INHS Technical Report prepared for USDA Forest Service, Eastern ...
Molano-Flores, Brenda
core  

Atelier de formation à la rédaction scientifique. la Havane (Cuba), 22-26 avril 2013. numéro de l'action: 17 : Rapport d'évaluation [PDF]

open access: yes, 2013
Quinze chercheurs cubains ont participé à un atelier de formation à la rédaction scientifique à La Havane (Cuba), du 22 au 26 avril 2013. Cet atelier était organisé par Paula Fernandes (Cirad, Persyst, UPR Hortsys), coordinatrice du projet Devag (Réseau ...
Cohen, Corinne
core  

Diversity of flower visiting bees of Eugenia uniflora L. (Myrtaceae) in fragments of Atlantic Forest in South Brazil [PDF]

open access: yes, 2016
Eugenia uniflora L. (Myrtaceae) is pollinated mostly by bees and there are no restrictions for pollen collection in their flowers. This stimulated us to study the bee diversity on its flowers in two forest fragments in southern Brazil, in August and ...
Buschini, Maria Luisa Tunes   +1 more
core   +2 more sources

Recursos ecológicos utilizados por las especies de Xylocopa (Apidae: Xylocopini) en el área urbana

open access: yesRevista Colombiana de Entomología, 2011
Las áreas verdes de las ciudades, como parques ecológicos, plazas, la forestación de carreteras y incluso jardines domésticos, además de componer el paisaje urbano, también ofrecen recursos para la alimentación y nidifi- cación de muchas especies de abejas, como las del género Xylocopa.
CHAVES-ALVES, TALLES MARQUES   +4 more
openaire   +2 more sources

NOTAS BIOLÓGICAS Y TAXONÓMICAS SOBRE LOS ABEJORROS DEL MARACUYÁ DEL GÉNERO Xylocopa (HYMENOPTERA: APIDAE, XYLOCOPINI) EN COLOMBIA

open access: yesActa Biológica Colombiana, 2009
RESUMEN Presentamos información sobre los hábitos de nidificación de la abeja carpintera Xylocopa (Neoxylocopa) lachnea en la cordillera Oriental de Colombia.
MARGARITA GONZALES, YURANNY CUELLAR
doaj  

Morphology, Evolution, and Host Associations of Bee-Associated Mites of the Family Chaetodactylidae (Acari: Astigmata) with a monographic revision of North American taxa [PDF]

open access: yes, 2008
http://deepblue.lib.umich.edu/bitstream/2027.42/110995/1/Bee Mites.pdfDescription of Bee Mites.pdf : Main ...
Klimov, Pavel B, OConnor, Barry M.
core  

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