| Titre : | Fluctuation of a breeding population of Brambling Fringilla montifringilla during 33 years in a subalpine birch forest |
| Auteurs : | O. Hogstad, Auteur |
| Type de document : | Article |
| Dans : | Ornis Fennica (77(3) 2000) |
| Article en page(s) : | 97-103 |
| Langues: | Anglais |
| Résumé : | The breeding density of a Brambling Fringilla montifringilla population studied during 1966-1998 in a subalpine birch forest area covering 3.5 km(2) in central Norway Varied between two and 52 territories/km(2) with a mean of 28.4. The population fluctuated synchronously with the abundance of larvae of the geometrid moth Epirrita autumnata (r(s) = 0.82, P |



