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  • Decision-tree analysis of Varroa jacobsoni control in honeybee colonies in Slovenia = Analiza odločitev zatiranja Varroae jacobsoni v čebeljih družinah v Sloveniji
    Gregorc, Aleš ; Curk, Aleš
    The cost-effectiveness of different Varroa jacobsoni treatment strategies was studied using decision tree analysis adjusted to and apiary of thirty honeybeecolonies. Three treatment strategies and ... four different chemical substances (Bayvarol, Apilife-var, formic acid and Apitol) were analysed. The strategies comprised winter treatment and spring treatment with and without preliminary diagnostic acaricide fumigation. It turned out that the lowest treatment costs can be expected when formic acid is usedč this applies to any level of infestation of a bee colony. The calculated expected costs of spring formic acid treatment together with preliminary diagnostic fumigation amountedto US$ 140, while the expected costs of formic acid treatment without fumigation amounted to US$ 133. Winter ĆApitolĆ application was found more expensive (US$ 149) than the spring treatments. It appears that the best choice from the economic point of view is routine spring treatment with formicacid without preliminary diagnostic fumigation. And the most expensive control methods in havely infested colonies are in the autumn. The reliabilityof different Varroa jacobsoni control methods is discussed.
    Vrsta gradiva - članek, sestavni del
    Leto - 2000
    Jezik - angleški
    COBISS.SI-ID - 992634