The effect of sub-lethal doses of imidacloprid on honey bees
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Effects of pesticides, lethal and sub-lethal: Stop of egg laying, Aggressiveness & Hypothermia, Reduce of orientation ability, Reduce of hygienic behaviour, Reduce of memory ability, Brood intoxication, Reduce function of the heart, glands, Damage in parts of the bee brain. |
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1.72 MB |
43 |
31-05-2013 |
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The effects of clove oil on the enzyme activity of Varroa destructor
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Varroa destructor, a key biotic threat to the Western honey bee, has played a major role in colony losses over the past few years worldwide. Overuse of traditional acaricides, such as tau-fluvalinate and flumethrin, on V. destructor has only increased its tolerance to them. |
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334.73 KB |
32 |
23-01-2017 |
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The effects of volcanic ash emissions on plant–pollinators
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Pollinator foraging performance could be altered by volcanic ash, contaminated flowers, pollen and nectar. |
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533.91 KB |
48 |
21-10-2012 |
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The efficacy of Oxuvar® and Thymovar® in the control of Varroa in Afghanistan
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Varroa destructor is considered as the causal agent of the most severe parasitosis of the honey bee. |
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1.82 MB |
116 |
03-05-2024 |
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The environmental risks of neonicotinoid pesticides: a review of the evidence post 2013
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Neonicotinoids are water-soluble, and so can be taken up by a developing plant and can be found inside vas- cular tissues and foliage, providing protection against herbivorous insects. However, only approximately 5% of the neonicotinoid active ingredient is taken up by crop plants and most instead disperses into the wider environment. |
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1.32 MB |
42 |
09-05-2017 |
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The first report of the prevalence of Nosema ceranae in Bulgaria
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Nosema apis and Nosema ceranae are the two main microsporidian parasites causing nosematosis in the honey beeApis mellifera. The aim of the present study is to investigate the presence of Nosema apis and Nosema ceranae in the area of Bulgaria. |
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270.14 KB |
30 |
31-01-2018 |
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The future of global beekeeping - Facing new challenges
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Five main problems of beekeeping sectors. Solutions for the future... |
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3.06 MB |
40 |
21-05-2020 |
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The impact of storage and DNA extraction on quality and quantity of DNA in honeybee spermatheca
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Sampling and genotyping of spermatheca’s content instead of individual offspring is timesaving for answers to patriline composition after mating. |
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929.59 KB |
123 |
07-03-2023 |
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The importance of beehive products for sportsmen
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So each sportsman can adapt himself to a hard training regime by using correct recovery means. Some important means of recovery of the human body and of improvement of the working capacity are: the pedagogical, the medical-biological and the psychological training. |
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75.09 KB |
37 |
30-10-1996 |
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The importance of honey in the present alimentation
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The unfiltered honey contains tiny quantities of pollen. The often-present argument that the active substances exist in honey in much too small quantities to be capable of determining a physiological action may easily be opposed by using the example of pollen. |
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161.25 KB |
34 |
01-10-1994 |
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