Impact of red fox predation on the sex ratio of prairie mallards
By: by Douglas H. Johnson, Alan B. Sargeant.
Contributors: Sargeant, Alan B., joint author.
Series: Wildlife research report ;; 6; Wildlife research report (U.S. Fish and Wildlife Service) ;; 6.
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1977
Place of publication: Washington
Language: eng
Number of pages: 56
Subjects: Red fox.; Mallard -- Effect of predation on.; Predation (Biology) -- Mathematical models.; Sex ratio -- Mathematical models.
Notes: Bibliography: p. 53-56.