نتایج جستجو برای: varroa
تعداد نتایج: 1070 فیلتر نتایج به سال:
Abstract Varroa is a major world-wide pest to Western honey bees ( Apis mellifera ), causing huge ongoing losses of colonies every year. Conversely, the Eastern bee cerana ) less vulnerable mite having existed alongside it over long evolutionary period. Research conducted during 1980s and 1990s, shortly after had spread across globe, concluded that was because displayed higher levels grooming b...
Abstract Varroa destructor mites remain a major threat to Apis mellifera honey bees, yet many populations across the world have naturally evolved survivorship infestation. Here, we investigated roles of recapping and mite reproduction in natural resistant (NVR) colonies UK. Recapping frequency was higher NVR targeted mite-infested cells which recapped diameters were larger. Mite lower due incre...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید