Yazar
Kay Franzreb
5 cilt bulundu.
Cilt sonuçları
Inventory techniques for sampling avian populations
Kay Franzreb · U.S. Dept. of the Interior, Bureau of Land Management
17 sayfa · 1977
Geographical distribution / Bird populations / Birds
Bird population changes after timber harvesting of a mixed conifer forest in Arizona
Kay Franzreb · Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station
26 sayfa · 1977
Bird populations / Forest thinning
Ecology and conservation of the endangered least Bell's vireo
Kay Franzreb · U.S. Dept. of the Interior, Fish and Wildlife Service
17 sayfa · 1989
Bell vireo / Birds / Conservation / Ecology
A mobile aviary design to allow the soft release of cavity nesting birds
Kay Franzreb · U.S. Dept. of Agriculture, Forest Service, Southern Research Station
Sayfa sayısı yok · 1997
Aviaries / Cavity-nesting birds
Neotropical migratory birds of the southern Appalachians
Kay Franzreb · U.S. Dept. of Agriculture, Forest Service, Southern Research Station
36 sayfa · 1996
Bird populations / Birds / Conservation / Migration