Intro 1-9-12

Intro 1-9-12 - ISU ISU Introduction to the Swine Industry...

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1 ISU Introduction to the Swine Industry AnS 225 Spring 2012 ISU 2 Origin and Domestication of the Pig Pigs – Hogs – Swine – Pork Domestication occurred first in East India and China, then in Europe, then in U.S. Large human population in China - pigs confined to small households and farms earlier than in Europe Chinese pigs - smaller in size, wider and shorter heads, shorter legs, and very fat Records in China are vague - no breed society Pigs evolved into more docile animals that were dependent on man for food supply ISU 3 Domestication of the Pig Differentiation into local races (breeds) occurred more in pigs than other species -- pigs were utilized more in settled farming communities People could not move pigs with them as easily as cattle, sheep, horses Domestication caused several changes in body type and skeletal size Sus scrofa -- genus and species of domestic pig European wild boar - black, course hair, large & long head, large tusks, narrow body
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Intro 1-9-12 - ISU ISU Introduction to the Swine Industry...

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