Duration of Fertility in Willow Ptarmigan Hens after Separation from the Cock
- 30 November 1981
- journal article
- research article
- Published by JSTOR in Ornis Scandinavica
- Vol. 12 (3) , 186-187
- https://doi.org/10.2307/3676075
Abstract
Willow ptarmigan hens (n = 6) laid fertilized eggs for an average of 7.8 d (range 3-14) following separation from the cock. It was concluded that new matings we...This publication has 1 reference indexed in Scilit: