Box 23
Contains 39 Results:
Ultrasonic Frightening Devices, 1945 - 1962
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Work with Lasers Correspondence, 2001 - 2005
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Subseries 11: Roost Surveys/Bird Census Data, 1916 - 2005
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Background Info and Data for “Increasing the Usefulness of Redwing Data Obtained from Bird Surveys,” 1982, 1982
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Best time for Redwing Census in Dakotas, 1964 - 1980
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Bird Population Census, Correspondence and Memorandum, 1936 - 1954
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Bird Population Census Data, 1916 - 1936
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Bird Population Census Data, 1938 - 1941
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.
Blackbird Populations, 1962
Series III, General Bird Damage Research, 1914-2008, contains bird damage reports, international research, bird-banding studies, roost surveys, studies conducted at the Sand Lake National Refuge, aircraft/bird strike studies, and memorandum and correspondence.