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Table 2 Effect of keeping-bee hives in a dark bee house compared with keeping in a bee house with windows and in open air (beekeeping) on the average number of fallen Varroa mites on while card board sheets as well as on broods and alive bees, during September of 2018 and 2019 at Dakahlia governorate, Egypt

From: Simple approaches for environmental and mechanical management of the Varroa mite, Varroa destructor Anderson and Trueman (Parasitiformes: Varroidae), on the honey bee, Apis mellifera L. (Hymenoptera: Apidae) in Egypt

Site of keeping September 2018 September 2019
Sheet Brooda Alive beeb Sheet Brood Alive bee
Dark bee house 24.3a 10.8c 9.7c 28.2a 10.3c 9.2c
Bee house 12.2b 21.3b 27.5b 13.5b 22.2b 28.2b
Open apiary 11.8b 27.3a 40.8a 12.2c 28.5a 42.5a
  1. aNumber of Varroa mite on 20 broods
  2. bNumber of Varroa mite on 10 alive bees
  3. Duncan multiple range was significant at 0.05. Means with the same letter are not significantly different. a, b, c—values in the same column with different superscripts differed significantly