Results 41 to 50 of about 636 (131)

Genetic analysis of Melipona quadrifasciata Lep. (Hymenoptera: Apidae, Meliponinae) with RAPD markers [PDF]

open access: yesBrazilian Journal of Biology, 2002
Melipona quadrifasciata ("mandaçaia") can be subdivided into two subspecies: M. q. anthidioides and M. q. quadrifasciata. In the present study we used RAPD markers to estimate intercolonial genetic variation among 69 colonies of Melipona quadrifasciata. Ten workers per colony were analyzed. The intercolony genetic distances based on RAPD markers ranged
WALDSCHMIDT, A. M.   +3 more
openaire   +6 more sources

Nest entrance types of stingless bees (Hymenoptera: Apidae sensu lato) in a Tropical Dry Forest of mid-Western Brazil

open access: yesSociobiology, 2013
Characteristics of nest structure and nesting habits are useful in taxonomical, phylogenetic, and ecological studies, but for some environments this information is lacking.
Felipe Varussa de Oliveira Lima   +2 more
doaj  

Padrões espaciais na distribuição de abelhas Euglossina (Hymenoptera, Apidae) da região Neotropical [PDF]

open access: yes, 2010
Abelhas das orquídeas (Apini, Euglossina) apresentam distribuição principalmente Neotropical, com cerca de 200 espécies e cinco gêneros descritos. Muitos levantamentos locais de fauna estão disponíveis na literatura, mas estudos comparativos sobre a ...
FARIA, Luiz R.R.   +2 more
core   +3 more sources

Estudos bionômicos em colônias mistas de Meliponinae (Hymenoptera, Apoidae)

open access: yesBoletim de Zoologia, 1977
As observações efetuadas em colônias mistas com onze espécies de Meliponinae, com ênfase especial nos processos de construção e postura de células de cria, determinação de castas e produção de machos indicam que:a — Odores diferentes dos da própria colmeia constituem a principal causa da rejeição de abelhas e favos de cria de espécies diferentes. Esses
openaire   +1 more source

Keanekaragaman Musuh Alami Koloni Lepidotrigona terminata Smith (Hymenoptera: Apidae: Meliponinae)

open access: yesJurnal Sumberdaya Hayati, 2020
The research about types of natural enemies of stinless bees Lepidotrigona terminata had been conducted in West Java. All natural enemis were identified morphologically and their habitat. There were 687 individuals of 14 species of  natural enemies obtained in this research, i.e., Pseudeuophrys sp., Heliophanus sp., Argiope versicolor, Plexippus ...
Anggun Wicaksono   +2 more
openaire   +2 more sources

Melitocoria de Zygia racemosa (Ducke) Barneby & Grimes por Melipona seminigra merrillae Cockerell, 1919 y Melipona compressipes manaosensis Schwarz, 1932 (Hymenoptera, Meliponina) en la Amazonía Central, Brasil Melitocory of Zygia racemosa (Ducke) Barneby & Grimes by Melipona seminigra merrillae Cockerell, 1919 and Melipona compressipes manaosensis Schwarz, 1932 (Hymenoptera, Meliponina) in Central Amazon, Brazil

open access: yesActa Amazonica, 2006
Durante el periodo de enero a abril de 2005 fueron encontradas semillas de Zygia racemosa, incorporadas al geoprópolis, en el interior de abejas sin aguijón en dos meliponarios experimentales en Manaus - AM. Fue observada intensa actividad de las obreras
Christinny Giselly Bacelar-Lima   +6 more
doaj   +1 more source

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  

Morphology of the male reproductive system and spermiogenesis in Hypanthidium foveolatum (Alfken, 1930) (Hymenoptera : Apidae : Megachilinae) [PDF]

open access: yes, 2009
The morphological aspects of male reproductive tract, spermiogenesis and spermatozoa are typical for each species and reflect its evolution, establishing a unique source of characters, which has been used to help solve phylogenetic problems.
Báo, Sônia Nair   +3 more
core   +1 more source

Microbiological assessment, nutritional characterization and phenolic compounds of bee pollen from Mellipona mandacaia Smith, 1983 [PDF]

open access: yes, 2015
This study aims to assess the microbiological parameters and the chemical composition of 21 samples of stingless bee pollen (Melipona mandacaia) from two regions of Bahia, Brazil (João Dourado and Uibaí), with particular emphasis on the nutritional value,
Carvalho, Carlos Alfredo Lopes de   +5 more
core   +2 more sources

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