Heterosis and heterosis retention for measures of female productivity of cattle of diverse biological types.
Breeding, calving and weaning records of cows produced in a diallel of Angus, Brahman, Hereford, Holstein and Jersey were used to characterize these breed types for measures of female productivity. First-generation crossbred females were 35 d younger (P<.05), 18 kg heavier (P<.05) and 2.0 cm t...
Main Author: | Sacco, Randy Eugene |
---|---|
Other Authors: | Matis, J. H. (degree committee member.), Sanders, James O. (degree committee member.) |
Format: | Thesis Book |
Language: | English |
Published: |
1987.
|
Subjects: | |
Online Access: | Link to ProQuest copy Link to OAKTrust copy |