Gamma irradiation effects on the microbial content in commercial bee pollen used for bumblebee mass rearing
Bee pollen is a valuable natural product and by its nutritional composition is important for the development of insects of agricultural interest. In this work, we determined whether gamma irradiation can minimize the risk of microbial contamination of commercial bee pollen used for the mass rearing...
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Veröffentlicht in: | Radiation physics and chemistry (Oxford, England : 1993) England : 1993), 2020-03, Vol.168, p.108511, Article 108511 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Bee pollen is a valuable natural product and by its nutritional composition is important for the development of insects of agricultural interest. In this work, we determined whether gamma irradiation can minimize the risk of microbial contamination of commercial bee pollen used for the mass rearing of bumblebees. Bee pollen samples were treated with target doses of 0, 2, 5, 7 and 9 kGy of gamma radiation emitted by a 60Co source and then analyzed for microbial content. Neither fungi nor coliform bacteria were detected in samples irradiated at 5 kGy or higher. Yeasts and aerobic bacteria were not detected in the samples irradiated at 7 kGy or higher ( |
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ISSN: | 0969-806X 1879-0895 |
DOI: | 10.1016/j.radphyschem.2019.108511 |