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Subjects genetic variation Remove constraint genetic variation: genetic variation Subjects pedigree Remove constraint pedigree: pedigree Subjects animal breeding Remove constraint animal breeding: animal breeding

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1. Changes in inbreeding of U.S. Herefords during the twentieth century

Description:: Includes references
Author:: Cleveland, M. A. , Blackburn, H. D. , Enns, R. M. , Garrick, D. J.
Subject:: beef cattle , Hereford , inbreeding , animal breeding , genetic variation , pedigree , population size , inbreeding coefficient , longitudinal studies , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005

2. Dam Line and Sire Line Effects on Turkey Embryo Survival and Thyroid Hormone Concentrations at the Plateau Stage in Oxygen Consumption

Description:: Includes references
Author:: Christensen, V.L. , Havenstein, G.B. , Ort, D.T. , McMurtry, J.P. , Nestor, K.E.
Subject:: turkeys , pedigree , animal breeding , genotype , genetic variation , embryonic mortality , thyroxine , dams (mothers) , sires , blood chemistry , oxygen consumption , embryo (animal) , embryology , breeding lines , additive gene effects , maternal effect , sex linkage , reciprocal crosses , triiodothyronine , heterosis
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2007

3. Genetic diversity in and conservation strategy considerations for Navajo Churro sheep

Description:: Includes references
Author:: Maiwashe, A.N. , Blackburn, H.D.
Subject:: sheep , sheep breeds , animal genetic resources , animal breeding , genetic variation , pedigree , inbreeding , geographic information systems , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004