Swine Terminology

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Boar

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An uncastrated male pig

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Conformation

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The physical formation especially pertaining to the shape and structure of an animal

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Gilt

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A young female pig who has not had young

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Heterosis

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The result of a mating where the offspring shows qualities superior to those of both parents

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Jowl

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The lower portion of a pig's cheek

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Rotational Crossbreeding System

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A program where the sire of a terminal cross is changed each year to ensure heterosis is maintained