Yazar
dirk v derksen
4 cilt bulundu.
Cilt sonuçları
Waterfowl management handbook
Dirk V. Derksen · U.S. Dept. of the Interior, Fish and Wildlife Service
Sayfa sayısı yok · 1993
Brant / Habitat / Life cycles
Use of wetland habitats by birds in the National Petroleum Reserve--Alaska
Dirk V. Derksen · U.S. Dept. of the Interior, Fish and Wildlife Service
27 sayfa · 1981
Birds / Environmental aspects of Petroleum industry and trade / Habitat / National Petroleum Reserve / National Petroleum Reserve (Alaska)
Life history and habitat needs of the black brant
Dirk V. Derksen · U.S. Dept. of the Interior, Fish and Wildlife Service
Sayfa sayısı yok · 1993
Brent-goose / Habitat / Life cycles
Ecology and Conservation of North American Sea Ducks
Jean-Pierre L. Savard, Dirk V. Derksen, Dan Esler, John M. Eadie · Taylor & Francis Group
610 sayfa · 2015
Ducks / Zoology, north america / Sea ducks / Ecology / Conservation