• Publications
  • Influence
The genetics of populations
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Animal Breeding Plans
  • 335
  • 19
THE EFFICIENCY OF THREE METHODS OF SELECTION
THE practical value of a plant or animal is almost always affected by several traits. Hence deciding which are the most valuable individuals to select for parents of the next generation forces theExpand
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Family Merit and Individual Merit as Bases for Selection. Part I
  • J. L. Lush
  • Biology
  • The American Naturalist
  • 1 July 1947
"FAMILY" is a word often used in plant and animal breeding, although with variable meaning. Always it conveys the idea that members of the same family are more like each other than they are likeExpand
  • 145
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Changes in milk production with age and milking frequency.
Summary 1.Multiplicative age-correction factors for Holsteins were derived from 43,573 Herd Improvement Registry lactations of 5,374 cows milked twice daily and 5,627 cows milked thrice daily. TheseExpand
  • 117
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Relationships between Body Measurements, Meat Conformation, and Milk Production
Summary Some aspects of growth, conformation, and milk production, and their interrelations were investigated. The data were milk production and various measures of size at birth, 6 mo., 1 yr., and 2Expand
  • 28
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Progeny Test and Individual Performance as Indicators of an Animal's Breeding Value
Summary 1.The biometrical relations governing the relative accuracy of progeny test and of the parent's own performance as indicators of the parent's breeding value are presented and discussed. 2.AExpand
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