Publikovan je konzervacioni plan Hoverflies specialised to veteran trees in Europe – Conservation Action Plan 2023–2030. (Vujić, A., Miličić, M., Janković Milosavljević, M., van Steenis, J., Macadam, C., Wilkins, V., Raser, J., & Hochkirch, A (2023). Hoverflies specialised to veteran trees in Europe – Conservation Action Plan 2023–2030. Publication prepared for the European Commission within the framework of the contract No 07.0202/2020/839411/SER/ENV.0.2).
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