ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] In making the reciprocal crosses, semen was collected from the male birds, and the females were inseminated by the methods of Burrows and Quinn4. At first only semen from the blood-donor was used ; later, in order to increase the volume per hen, that from several males was pooled. All eggs laid ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/177437b0
Permalink