Are European birds migrating earlier?

Journalpaper

No abstract available.

URL: https://publications.hereon.de/id/900/
Authors:Sparks, T., Heyen, H., Braslavska, O., Lehikoinen, E.
Year:1999
In: BTO News (British Trust for Ornithology)
Volume:223
Pages:8 - 9
Type:Journalpaper
ISSN: 0005-3392
Cite as: Sparks, T.; Heyen, H.; Braslavska, O.; Lehikoinen, E.: Are European birds migrating earlier?. In: BTO News (British Trust for Ornithology). Vol. 223 (1999) 8 - 9.