نتایج جستجو برای: colonies

تعداد نتایج: 21725  

2003
Henrik Hansen Camilla J. Brødsgaard

In a Danish apiary 15 bee colonies were fed honey containing 1.0×10 P. l. larvae spores and examined for two beekeeping seasons. 43 days after the spore feeding, 12 of the colonies showed clinical symptoms of American foulbrood (AFB). Only these 12 colonies were then treated with the shaking method. After the shaking method was carried out a major reduction in the number of spores in the honey ...

Journal: :Journal of economic entomology 2014
Tihomas E Rinderer Robert G Danka Stephanie Johnson A Lelania Bourgeois Amanda M Frake José D Villa Lilia I De Guzman Jeffrey W Harris

Two types of honey bees, Apis mellifera L., bred for resistance to Varroa destructor Anderson & Trueman, were evaluated for performance when used for honey production in Montana, and for almond pollination the following winter. Colonies of Russian honey bees and outcrossed honey bees with Varroa-sensitive hygiene (VSH) were compared with control colonies of Italian honey bees. All colonies were...

Journal: :Royal Society Open Science 2016

Journal: :Journal of Cell Biology 2005

Journal: :The ANNALS of the American Academy of Political and Social Science 1919

Journal: :The ANNALS of the American Academy of Political and Social Science 1899

Journal: :Geographical Review of Japan 1929

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