Libido and semen characteristics of bull twins with special regard to genotypic and environmental variability
By: Bram de Groot
Contributors: Rijksuniversiteit te Utrecht
Publisher: G. van Dijk
Published: 1961
Place of publication: Breukelen
Language: eng
Number of pages: 152
Subjects: Semen; Bulls
Notes: With summary in Dutch, French and German.

Thesis (doctoral)--Rijksuniversiteit te Utrecht, 1961.