| Titre : | Vogelwelt (Die) 123(5) - 2002 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Zbigniew Kasprzykowski, Auteur
The study was conducted in the Mazovian and South-Podlasian Lowlands, east-central Poland, covering ca. 13% of the area of Poland. The data for 1975-2000 are based on the author's own observations and material gathered by the regional card-index[...]
Article
Georg Frank, Auteur
In the NATURA 2000 area "Otscher-Durrenstein" 69-72 territories of the White-backed Woodpecker were recorded in 43 study plots with a total area of 5,094 hectares, which means an abundance of 1.38 territories/100 ha. The Great Spotted Woodpecker[...]
Article
Zbigniew Kasprzykowski, Auteur
The study was conducted in the Mazovian and South-Podlasian Lowlands, east-central Poland, covering ca. 13% of the area of Poland. The data for 1975-2000 are based on the author\'s own observations and material gathered by the regional card-inde[...]
Article
Martin Boschert, Auteur
The first national census of breeding Mediterranean Gulls in Germany was undertaken in 1999. The paper describes current population size and development since the first documented breeding record of Mediterranean Gull in Germany in 1951 (Baltic [...]
Article
Georg Frank, Auteur
In the NATURA 2000 area \"Otscher-Durrenstein\" 69-72 territories of the White-backed Woodpecker were recorded in 43 study plots with a total area of 5,094 hectares, which means an abundance of 1.38 territories/100 ha. The Great Spotted Woodpeck[...]
