La Tour du Valat

Article

The occurence of the Barn Swallow Hirundo rustica in northern Bielefeld and it's dependence on different environmental factors.

Daniel Luehr, Auteur ; Moritz Groeschel, Auteur

Dans Vogelwarte (44(4) NOV 2006)

In the present study, a census of breeding pairs of Barn Swallows Hirundo rustica was conducted in a suburban area of Bielefeld (Germany, Northrhein-Westfalia). Relations between environmental factors and the appearance of breeding pairs were ex[...]

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