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Auteur J. Graveland |
Documents disponibles écrits par cet auteur (3)
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Article
Rijksintituut voor Kust en Zee RIKZ Middelburg (NLD) 64p ill * Rapport RIKZ/2002.046![]()
Article
J. Graveland, AuteurThe management of reedbeds for birds is often a controversial issue in discussions between conservationists, reed harvesters and managers. At the same time, data on the density and nesting success of birds in cut and uncut reed are scarce. This [...]![]()
Article
J. Graveland, AuteurDans Ardea (86(2) 1998)Several species of migratory marsh birds have declined in Central and Western Europe. An important question is whether this decline is primarily caused by loss of wetlands on the wintering grounds in Africa or by a decline in habitat quality in [...]



