AVS 101 Chapter Notes - Chapter 17: Brucellosis, Bovine Somatotropin, Food Processor
9 Mar 2016
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Chapter 17 - avs 101 - introduction to animal science by w. stephen damron - 5th. The place of the dairy cattle industry in u. s. agriculture. Dairy products in the top five commodities for 38 states. Produces 15% of the world"s cow milk. Purpose of the dairy cattle industry in the u. s. Make use of resources humans cannot use. Dairy cows add value to homegrown feeds. More beneficial for farmer to feed cow homegrown grains and sell the milk they produce than to just sell the grain. Allows labor to be distributed across seasons. Switching between tending to land and cattle. Before 1850: in the u. s. , little distinction between dairy and beef cows. Commercial milk-processing began after the civil war. Condensed milk - milk with water removed and sugar added. Pasteurization - controlled heating to destroy microorganisms. Silo - structure in which silage is made and stored. 1875: invented at the university of illinois.
