Publications
This list of publications includes peer-review journal articles, official USGS publications series, reports and more authored by scientists in the Ecosystems Mission Area. A database of all USGS publications, with advanced search features, can be accessed at the USGS Publications Warehouse.
Filter Total Items: 41778
Maryland nest summary for 1965 and 10-year recapitulation
No abstract available.
Authors
W.T. Van Velzen
Trichinosis in Maryland raccoons
During recent studies of experimental Chagas’ disease, trichinosis was found in 2 out of a total of 44 Maryland raccoons (Procyon lotor) examined histologically following necropsy. All raccoons were trapped near the towns of Beltsville or Laurel. The raccoons found to have trichinosis were trapped in the area of the Agricultural Research Center, Beltsville. Cysts containing larvae of Trichinella s
Authors
D.J. Winslow, D.L. Price, R.C. Neafie, C. M. Herman
Electron microscope study of Sarcocystis sp
Sarcocystis sp. obtained from wild populations of grackles, Quiscalus quiscula (Linn.), were examined to clarify the effect of the parasite on the host. Electron micrographs are presented to show areas of muscle destruction adjacent to the parasite which appear to be mechanically produced by the parasite. The microtubules within the villus-like projections of the cyst suggest that their possible f
Authors
V.H. Zeve, D.L. Price, C. M. Herman
The life of an eagle. [Book review] The Last Eagle, by D. Mannix
No abstract available.
Authors
F. C. Schmid
1965 experimental September hunting season on teal
No abstract available.
Authors
R.K. Martinson, M.E. Rasasco, E.M. Martin, M.G. Smart, S.M. Carney, C.F. Kaczynski, A. D. Geis
Selected bibliography on the red-winged blackbird
Lists alphabetically, by author, 128 informative references on the life history, biology, economic status, and control of the re-winged blackbird (Agelaius phoeniceus). A brief description is given for those reference titles that do not clearly indicate the content of the paper.
Authors
B. Meanley, R.T. Mitchell
Problems in aerial surveys of waterfowl in eastern Canada
No abstract available.
Authors
E.B. Chamberlain, C.F. Kaczynski