نتایج جستجو برای: varroa jacobsoni
تعداد نتایج: 1092 فیلتر نتایج به سال:
The present investigation was carried out in the apiary at Al-Fath location, Assiut Governorate, Upper Egypt, from 8 th of December, 2007 to 3 rd of January, 2008. The aim of this study was to determine the effectiveness of lemon juice on varroa mites, Varroa destructor (Anderson and Trueman) in honeybee colonies, Apis mellifera L. with little brood in order to reduce varroa population to toler...
The Varroa mite has many deleterious impacts on honey bee colonies. These impacts are well known and include, for example, the weakness of honey bees by feeding on the haemolymph (Rosenkranz et al. 2010), transportation of viruses to host bees including Kashmir bee virus (Chen et al. 2004), suppresses the immunity of honey bees (Shen et al. 2005), impact bee wing Shape (Cakmak et al. 2011) and ...
We investigated the effect of the parasitic mite Varroa destructor on the immunological and nutritional condition of honey bees, Apis mellifera, from the perspective of the individual bee and the colony. Pupae, newly-emerged adults and foraging adults were sampled from honey bee colonies at one site in S. Texas, USA. Varroa‑infested bees displayed elevated titer of Deformed Wing Virus (DWV), su...
The varroa mite (Varroa destructor Anderson and Trueman) is an ecto-parasite of the Western honey bee (Apis mellifera) and is distributed worldwide. Because A. mellifera colonies almost always die within two to three years after mite infestation, if not treated, feral bee colonies (unmanaged colonies in the wild) in U.S. were almost totally wiped out by this mite around 1995, less than a decade...
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