Author : United States. Bureau of Sport Fisheries and Wildlife
Publisher :
Page : 92 pages
File Size : 26,83 MB
Release : 1964
Category : Wildlife research
ISBN :
Author :
Publisher :
Page : 270 pages
File Size : 10,21 MB
Release : 1962
Category : Animals
ISBN :
Author : United States. Bureau of Sport Fisheries and Wildlife
Publisher :
Page : 96 pages
File Size : 10,15 MB
Release : 1965
Category : Fisheries
ISBN :
"In the calendar year 1964, the main efforts of the Division of Wildlife Research were directed toward consolidation of recently expanded programs on pesticide-wildlife relations and nuisance-animal control. A modest increase in activities associated with the captive propagation of rare and endangered birds was accommodated, and a great deal of planning laid groundwork for future work with threatened species. There was no change in purpose and function of the Division"--Page 1
Author :
Publisher :
Page : 58 pages
File Size : 13,38 MB
Release : 1972
Category : Wildlife conservation
ISBN :
Author :
Publisher :
Page : 1188 pages
File Size : 48,46 MB
Release : 1964
Category : Agriculture
ISBN :
Author :
Publisher :
Page : 1284 pages
File Size : 43,41 MB
Release :
Category : Government publications
ISBN :
Author :
Publisher :
Page : 1730 pages
File Size : 40,80 MB
Release : 1970
Category : Government publications
ISBN :
Author :
Publisher :
Page : 260 pages
File Size : 16,2 MB
Release : 1965
Category : Animals
ISBN :
Author :
Publisher :
Page : 1742 pages
File Size : 30,51 MB
Release : 1992
Category : Agriculture
ISBN :
Author : Leigh M. Couling
Publisher :
Page : 298 pages
File Size : 39,98 MB
Release : 1982
Category : Hunting surveys
ISBN :
A mail questionnaire survey of waterfowl hunters is conducted each year in the United States to provide information on waterfowl kill and hunter activity. We carried out a study using data from the 1971-73 and 1972-73 hunting seasons to determine the effectiveness of the present U.S. sampling and estimation techniques, and a number of modifications in both sampling and analysis is recommended.
