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Auteur J. Stahl |
Documents disponibles écrits par cet auteur (10)
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Thèse
J. Stahl | [S.l.] : Proefschrift doctoraat: wiskunde en natuurwetenschappen: Rijksuniversiteit Groningen | 2001Proefschrift doctoraat: wiskunde en natuurwetenschappen: Rijksuniversiteit Groningen (NLD) * 271p ill![]()
Article
H. P. van der Jeugd, Auteur ; M. P. Olthoff, Auteur ; J. Stahl, AuteurDans Ardea (89(2) 2001)Habitat use of two populations of Barnacle Goose Branta leucopsis, one arctic and one temperate breeding, was studied on Schiermonnikoog, an island in the Dutch Wadden Sea, during winter and spring 1988/89. Although both populations have overlap[...]![]()
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J. Stahl, Auteur ; D. Bos, Auteur ; MJJE Loonen, AuteurWe report on the effects of salt deposition on food plants on the foraging preferences of Dark-bellied Brent Branta bernicla and Barnacle Geese B. leucopsis in a coastal staging habitat. Within one salt-marsh plant community, dominated by Red Fe[...]![]()
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R. H. Drent, Auteur ; G. Eichhorn, Auteur ; A. Flagstad, Auteur ; A. J. van der Graaf, Auteur ; K. E. Litvin, Auteur ; J. Stahl, AuteurLinking spring migratory itineraries of individual Arctic-breeding geese to their eventual breeding success has provided evidence that accumulation of body stores (protein, fat) at stop-over sites is crucial. We show that this is because geese n[...]![]()
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D. Bos, Auteur ; R. H. Drent, Auteur ; M. Rubinigg, Auteur ; J. Stahl, AuteurWe studied the relative importance of food biomass and food quality for habitat preference in Brent Geese Branta bernicla by expefimentally manipulating forage parameters. Levels of biomass and ford quality (nitrogen content) were independently [...]



