May 17, 2023 · I have seen it, without ever having had VSH queens. With bald brood caused by wax-worms, the pattern often appears In a line following the tunneling. There might be some …

Jun 18, 2024 · VSH was calculated as the proportion of artificially infested cells that are uncapped and cleaned (emptied) on the 8th day after artificial infestation. It would be interesting to see a …

Jun 7, 2023 · The brood in the opened cells seem undamaged, not chewed on or partially removed. From what I have read about bald brood, it is usually caused by wax moth …

Varroa sensitive hygiene (VSH) is a behavioral trait of honey bees (Apis mellifera) in which bees detect and remove bee pupae that are infested by the parasitic mite Varroa destructor. V. V. …

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Dec 27, 2024 · Often indicates a VSH colony removing varroa. The purple eyed pupae look like the cells were uncapped by the bees while looking for varroa. Many of these open cells look …

Feb 23, 2023 · VSH uncapping is often mistaken as “bald brood” caused by wax moth larvae tunneling through brood combs. Here is a VSH breeder queen and her brood frames sho...

Aug 20, 2019 · For a description of the VSH trait in honey bees, please see Varroa Sensitive Hygiene and Mite Reproduction. The USDA-ARS Baton Rouge Bee Lab has bred bees that …

Nov 9, 2019 · VSH is a behavioural trait of honey bees which gives them some degree of varroa tolerance. VSH trait selection increases bees’ ability to reduce levels of varroa through …

Jun 26, 2023 · Varroa sensitive hygiene (VSH) is a commonly selected behavioural trait; VSH workers remove the pupae of mite infested brood cells with high efficiency, interrupting the …