The testicular responses of house sparrows, Passer domesticus, and white-crowned sparrows, Zonotrichia leucophrys gambelii, to short daily photoperiods with low intensities of light.
Published: 1965
Language: eng
Number of pages: 36
Subjects: Sparrows.; Photoperiodism.
Notes: Thesis (M.S. in Zoology) - Washington State University.

"Literature cited": leaves 23-27.