Results 81 to 90 of about 494 (150)

Habitat-Dependency of Transect Walk and Pan Trap Methods for Bee Sampling in Farmlands

open access: yesJournal of Apicultural Science, 2019
Bees are the most important group of flower visitors providing an essential ecosystem service, namely pollination. Due to the worldwide decline of bees, there should be standardized sampling methods in place to ensure consistent and comparable results ...
Templ Barbara   +6 more
doaj   +1 more source

Las abejas de Porce familia colletidae (hymenoptera: apoidea) notas y claves para los géneros presentes en la zona de influencia del embalse Porce ii.

open access: yesRevista Facultad Nacional de Agronomía Medellín, 1999
Se presentan claves taxonómicas a nivel de género para la identificación de las abejas colletidas de la zona de Influencia del Embalse Porce II (Porce, Antioquía, Colombia S.A).
Smith Pardo Allan H.
doaj  

Hylaeus (Hylaeus) leptocephalus

open access: yes, 2017
Published as part of Gibbs, Jason, Ascher, John S., Rightmyer, Molly G. & Isaacs, Rufus, 2017, The bees of Michigan (Hymenoptera: Apoidea: Anthophila), with notes on distribution, taxonomy, pollination, and natural history, pp.
Gibbs, Jason   +3 more
openaire   +2 more sources

Pan Trapping and Malaise Trapping: A Comparison of Bee Collection Techniques in Subalpine Meadows

open access: yesDiversity
Public lands, managed for multiple uses such as logging, mining, grazing, and recreation, also support vital environmental services like wild bee pollination. A trending decline in wild bees has heightened interest in documenting these key pollinators in
Nicholas Anderson   +6 more
doaj   +1 more source

Hylaeus (Hylaeus) perforatus

open access: yes, 2009
10. Hylaeus (Hylaeus) perforatus (Smith) Prosopis perforata Smith, 1873: 199 [female, Japan]. Hylaeus perforatus: Meade-Waldo, 1923: 24. Hylaeus perforata: Wu, 1965: 28–29 [female and male, China]. Hylaeus (Hylaeus) perforatus: Ikudome, 1989: 151–156 [female and male, Japan].
Chen, Xuan, Xu, Huanli
openaire   +2 more sources

Hylaeus (Hylaeus) angustatus

open access: yes, 2018
Published as part of Yu, Maхim & Daтhe, Holger H., 2018, In the footsteps of history: the bees of the genus Hylaeus Fabricius (Hymenoptera, Apoidea: Colletidae) collected by V. I. Roborovsky and P. K. Kozlov in Northwest China (1895 - 1926), pp.
Yu, Maхim, Daтhe, Holger H.
openaire   +1 more source

Hylaeus (Hylaeus) leptocephalus

open access: yes, 2011
Hylaeus (Hylaeus) leptocephalus (MORAWITZ 1870) Die Art ist mindestens vor 1913 in die USA eingeschleppt worden, entsprechend des Synonyms Prosopis stevensi CRAWFORD 1913. Heute transkontinental im südlichen Kanada und im Norden der USA verbreitet, südlich bis Georgia und Kalifornien. Ebenfalls in Hawaii eingeschleppt (HURD 1979: 1766).
openaire   +1 more source

Hylaeus (Hylaeus) secretus

open access: yes, 2010
Published as part of Dathe, H. H., 2010, Studien zur Systematik und Taxonomie der Gattung Hylaeus F. (6). Arten asiatischer Hochgebirge und Anmerkungen zu weiteren asiatischen Arten 1 (Hymenoptera, Anthophila, Colletidae), pp.
openaire   +2 more sources

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