Optimum timeframes for detecting songbird vocalizations in the Black Hills
By: Todd R. Mills, Mark A. Rumble, Lester D. Flake
Contributors: Rumble, Mark A; Flake, Lester D; Rocky Mountain Research Station (Fort Collins, Colo.)
Series: Research paper RMRS -- RP-21
Publisher: U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station
Published: 2000
Place of publication: [Fort Collins, CO]
Language: eng
Subjects: Songbirds -- Black Hills (S.D. and Wyo.)
Notes: Cover title

"February 2000."

Shipping list no.: 2000-0420-M

Includes bibliographical references (p. 5-6)

Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., 2000 1 microfiche : negative