Results 21 to 30 of about 302 (48)

No detectable impact of parasite-infected commercial bumblebees on wild bees in areas adjacent to greenhouses despite diet overlap [PDF]

open access: yes, 2021
Unidad de excelencia María de Maeztu CEX2019-000940-MOver two million commercial bumblebee colonies are used on an annual basis to pollinate around 20 crop types worldwide.
Bartomeus, Ignasi   +5 more
core   +1 more source

Mites of Moths and Butterflies, Asher Treat. Cornell University Press, 1975. $35.00. [PDF]

open access: yes, 2017
(excerpt) Don\u27t let the price tag frighten you. This is a book you will turn to again and again, in fact every time you pick up a moth or butterfly and wonder if it is one of those on which Asher Treat found mites.
Husband, Robert W
core   +3 more sources

Exploitation of Eggs of the Colorado Potato Beetle, \u3ci\u3eLeptinotarsa Decemlineata\u3c/i\u3e (Coleoptera: Chrysomelidae), by the Exotic Egg Parasitoid \u3ci\u3eEdovum Puttleri\u3c/i\u3e (Hymenoptera: Eulophidae) in Eggplant [PDF]

open access: yes, 2017
Edovum puttleri is a newly discovered, exotic, egg parasitoid of the Colorado potato beetle, (CPB) Leptinotarsa decemlineata. The exploitation of CPB eggs by E. puttleri was examined in a New Jersey eggplant field. E.
Williams, Charles E
core   +2 more sources

Hold your breath beetle : mites! [PDF]

open access: yes, 2015
Respiratory gas exchange in insects occurs via a branching tracheal system. The entrances to the air-filled tracheae are the spiracles, which are gate-like structures in the exoskeleton.
Bauchinger, Ulf   +5 more
core   +1 more source

Mite species inhabiting commercial bumblebee (Bombus terrestris) nests in Polish greenhouses [PDF]

open access: yes, 2012
Nests of social insects are usually inhabited by various mite species that feed on pollen, other micro-arthropods or are parasitic. Well-known negative effects of worldwide economic importance are caused by mites parasitizing honeybee colonies.
Dawid Moroń   +5 more
core   +2 more sources

Combined stress from parasites, pesticides and lack of flowers drives bee declines [PDF]

open access: yes, 2015
Bees are subject to numerous pressures in the modern world. The abundance and diversity of flowers has declined, bees are chronically exposed to cocktails of agrochemicals, and they are simultaneously exposed to novel parasites accidentally spread by ...
Botias Talamantes, Cristina   +3 more
core   +1 more source

Trapline foraging by bumble bees: VI. Behavioral alterations under speed–accuracy trade-offs [PDF]

open access: yes, 2013
Trapline foraging (repeated sequential visits to a series of feeding locations) has often been observed in animals collecting floral resources. Past experiments have shown that bumble bees cannot always develop accurate (i.e., repeatable) traplines to a ...
Ohashi Kazuharu   +2 more
core   +1 more source

Prevalence of Nosema microsporidians in commercial bumblebees (Bombus terrestris) is not related to the intensity of their use at the landscape scale [PDF]

open access: yes, 2019
The use of commercial bumblebees to aid crop pollination may result in overcrowding of agricultural landscapes by pollinators. Consequently, transmission of parasites between pollinators via shared flowers may be substantial. In SW Spain, we assessed the
Brown, Mark   +2 more
core   +4 more sources

Occurrence of Centrouropoda almerodai and Uroobovella marginata (Acari : Uropodina) phoretic on the Red Palm Weevil in Malta [PDF]

open access: yes, 2009
The unwanted introduction of the Red Palm Weevil (RPW) coincides with the spread in Malta of two species of Uropodid mites associated with this weevil. Usually, adult RPW carry phoretic forms of C. almerodai which are attached to the underside of elytrae,
D’onghia, Anna Maria   +4 more
core  

An overview on the natural enemies of Rhynchophorus palm weevils, with focus on R. ferrugineus. [PDF]

open access: yes, 2014
Rhynchophorus palm weevils are large insects belonging to the family Dryophthoridae. All Rhynchophorus species are polyphagous and have a similar life history but some are major pests because of the serious economic damage they cause, in particular to ...
Benvenuti, C.   +10 more
core   +1 more source

Home - About - Disclaimer - Privacy