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- Erforschung biologischer Ressourcen der Mongolei / Exploration into the Biological Resources of Mongolia, ISSN 0440-1298 (22)
- Journal of the Department of Agriculture, Western Australia, Series 4 (22)
- Publication Type
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Articles 4231 - 4260 of 4543
Full-Text Articles in Animal Sciences
Drouth Depletes Bird Population, Jessie Maye Smith
Drouth Depletes Bird Population, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
La. Water Thrush Pays Return Visit, Jessie Maye Smith
La. Water Thrush Pays Return Visit, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Parula Warbler Is Rare, Elusive Bird, Jessie Maye Smith
Parula Warbler Is Rare, Elusive Bird, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Rearing Of Young Occupying Birds, Jessie Maye Smith
Rearing Of Young Occupying Birds, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Kentucky Warbler (Vol. 32, No. 2), Kentucky Library Research Collections
Kentucky Warbler (Vol. 32, No. 2), Kentucky Library Research Collections
The Kentucky Warbler
No abstract provided.
Water Spots Draw Many Birds Now, Jessie Maye Smith
Water Spots Draw Many Birds Now, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Friendly Phoebe Welcomes Visitors, Jessie Maye Smith
Friendly Phoebe Welcomes Visitors, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Better Protection For Birds Noted, Jessie Maye Smith
Better Protection For Birds Noted, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
National Emblem Facing Extinction, Jessie Maye Smith
National Emblem Facing Extinction, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Terns, Traditional Sea Birds, Visitors, Jessie Maye Smith
Terns, Traditional Sea Birds, Visitors, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Mulberry Big Help To Bird Watchers, Jessie Maye Smith
Mulberry Big Help To Bird Watchers, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Kingbirds Due To Pass Through, Jessie Maye Smith
Kingbirds Due To Pass Through, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
127 Bird Species Seen At Rockport, Jessie Maye Smith
127 Bird Species Seen At Rockport, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Binoculars Needed By Some Gardeners, Jessie Maye Smith
Binoculars Needed By Some Gardeners, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Warblers Exciting To Bird Observers, Jessie Maye Smith
Warblers Exciting To Bird Observers, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Audubon Work Due National Tribute, Jessie Maye Smith
Audubon Work Due National Tribute, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Woodpecker Both Colorful, Thrifty, Jessie Maye Smith
Woodpecker Both Colorful, Thrifty, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Melody Is Cassin's Mark, Jessie Maye Smith
Melody Is Cassin's Mark, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Kentucky Warbler (Vol. 32, No. 1), Kentucky Library Research Collections
Kentucky Warbler (Vol. 32, No. 1), Kentucky Library Research Collections
The Kentucky Warbler
No abstract provided.
Birds Taking On Color For Spring, Jessie Maye Smith
Birds Taking On Color For Spring, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Bird Arrivals Put Watchers On Alert (Scissor, Jessie Maye Smith
Bird Arrivals Put Watchers On Alert (Scissor, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Public Guard May Save 7 Bird Types, Jessie Maye Smith
Public Guard May Save 7 Bird Types, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Civilization Has Hurt, Helped Birds, Jessie Maye Smith
Civilization Has Hurt, Helped Birds, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Birds May Herald Arrival Of Spring, Jessie Maye Smith
Birds May Herald Arrival Of Spring, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Waterfowl Sex Ratios During Spring In Washington State And Their Interpretation, Paul A. Johnsgard, Irven O. Buss
Waterfowl Sex Ratios During Spring In Washington State And Their Interpretation, Paul A. Johnsgard, Irven O. Buss
Papers in Ornithology
Sex-ratio studies have received much attention from research workers in recent years. The contributions of Hochbaum (1944), Petrides (1944) and others have yielded considerable information on sex ratios in waterfowl; Beer (1945) and Yocom (1949) have presented data for the state of Washington. To interpret regional data on waterfowl sex ratios adequately, it is necessary to obtain a series of uninterrupted observations covering the entire migration period of the species concerned. In 1954, an ecologic study was conducted in the Potholes area, Grant County, central Washington (Johnsgard, 1956). During the period February 15 to May 16, sex-ratio data were collected …
Ladder-Back Called Variety Of Names, Jessie Maye Smith
Ladder-Back Called Variety Of Names, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Many Birds Winter In Swampy Areas, Jessie Maye Smith
Many Birds Winter In Swampy Areas, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Bird Banding Interest Grows, Jessie Maye Smith
Bird Banding Interest Grows, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Townsend Solitaire Seen Here, Jessie Maye Smith
Townsend Solitaire Seen Here, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.
Cold Spell Points Up Birds' Plight, Jessie Maye Smith
Cold Spell Points Up Birds' Plight, Jessie Maye Smith
Jessie Maye Smith Birds and Watchers Columns Collection
No abstract provided.