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Subject "bumblebees decline"
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Monitoring bumblebee pollinator visits to the medicinal plant Gentiana asclepiadea L. (Gentianacese) – a comparison between the periods 1990–1994 and 2017–2020
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By: Kozuharova, Ekaterina - Simeonov, Vasil
Type: Article
In: BioRisk
Volume: 17
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Date: 2022
Page Range: 317--327
Publication Info: Pensoft Publishers 2022
Subjects: Bombus bumblebees decline Monitoring pollinators