Experimental evidence for density-dependent survival in mallard (Anas platyrhynchos) ducklings
- 作者Gunnar Gunnarsson; Johan Elmberg; Kjell Sjöberg; Hannu Pöysä; Petri Nummi
- 卷第149卷
- 期第2期
- 印刷ISSN0029-8549
- 电子ISSN1432-1939
- 文件大小425.17KB
- 发表时间2006-08
- DOI10.1007/s00442-006-0446-8
- 页码203-213