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Filtering by: Alternative title ssim Report no. 1362 Advisor Bogart, Ralph Committee Member Bogart, Ralph

Association of genetically determined polymorphic blood components with prolificacies of purebred and crossbred pigs

Creator:

Kray, Roger LeRoy

Abstract:

Crossmatings were accomplished among three semi-closed lines within a population of pigs, for the purpose of investigating effects of crossbreeding on reproductive traits. Two of the lines were purebred (Berkshire and Yorkshire); the third line ("Composite") consisted of descendants from inter se matings among offspring of crosses of the Berkshire...

Resource Type:

Dissertation

Full Text:

breed (9.33 vs. 8.13). No difference between numbers born dead per litter was found for the two types