[5]Threatened or endangered species.
[6]Wildlife biologist, U.S. Fish and Wildlife Service, Fort Collins, Colorado.
[7]Ecology Department, Colorado State University, Fort Collins, Colorado.
[8]Zoology Department. Colorado State University, Fort Collins.
[9]DeWeese, Lawrence R., Charles J. Henny, Randy L. Floyd, Kathie A. Bobal, and Albert W. Shultz. U.S. Fish and Wildlife Service. Impact of Trichlorfon (Dylox) and Carbaryl (Sevin-4-oil) on breeding birds in southwestern Montana forests.
★ U.S. GOVERNMENT PRINTING OFFICE: 1977 O-246-764
Transcriber’s Notes
- Copyright notice provided as in the original—this e-text is public domain in the country of publication.
- Silently corrected palpable typos; left non-standard spellings and dialect unchanged.
- In the text versions only, delimited italicized text with _underscores_.