journal article·2021-05-14Open access

Evaluation of Two Commonly Used Field Tests to Assess Varroa destructor Infestation on Honey Bee (Apis mellifera) Colonies

Marco Pietropaoli, Ivana Tlak Gajger, Cecilia Costa, Dariusz Gerula, Jerzy Wilde, Noureddine Adjlane, Patricia Aldea-Sánchez, Maja Ivana Smodiš Škerl, Jernej Bubnič, Giovanni Formato

Applied Sciences· Volume 11· Issue 10

Abstract

Assessment of colony infestation by Varroa destructor is a crucial part of the Integrated Pest Management (IPM) applied to beekeeping. Natural mite fall, quantified by counting the mites on sticky sheets, is considered a reference method to estimate varroa infestation level in honey bee colonies. However, in recent years, alternative methods that can be used in field conditions have been investigated. In this paper, we report the results of the evaluation of two different methods to estimate the levels of varroa infestation. The experiment involved 151 honey bee colonies in nine apiaries of four countries (Algeria, Croatia, Italy, Poland). After the main honey flow, we compared the 10-day natural mite fall and the powdered sugar roll methods with the varroa population in each colony. According to our results, the powdered sugar roll method could be suggested to beekeepers as a suitable IPM tool for varroa control, while natural mite fall represents a more accurate method that could be adopted for selection/research purposes.
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Research context

OpenAlex topics: Insect and Pesticide Research · Plant and animal studies · Insect and Arachnid Ecology and Behavior

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Istituto Zooprofilattico Sperimentale del Lazio e della Toscana “M. Aleandri”, Via Appia Nuova 1411, 00178 Rome, Italy

Laboratory for Honeybee Diseases–APISlab, Department for Biology and Pathology of Fish and Bees, Faculty of Veterinary Medicine University of Zagreb, Heinzelova 55, 10 000 Zagreb, Croatia

CREA Research Centre for Agriculture and Environment, Via di Saliceto 80, 40128 Bologna, Italy

Research Institute of Horticulture, Apiculture Division, Kazimierska 2A, 24-100 Puławy, Poland

Department of Poultry Science and Apiculture, Faculty of Animal Bioengineering, University of Warmia and Mazury in Olsztyn, Słoneczna 48, 10-957 Olsztyn, Poland

Département d’Agronomie, Faculté des Sciences, Laboratoire de Bioinformatique, Microbiologie Appliquée et Biomolécules, Université M’Hamed Bougara de Boumerdès, Avenue de l’indépendance, Boumerdès 35 000, Algeria

Centro de Estudios Apícola (CEAPIMAYOR), Facultad de Ciencias, Universidad Mayor, Camino La Pirámide, Santiago 5750, Chile

Agricultural Institute of Slovenia, Hacquetova ulica 17, 1000 Ljubljana, Slovenia

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