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Milk-testing is one way of gauging the value of different feeding practices. As the milk tester for the Triple B Association stays overnight with each family, he has time to go carefully into the farmer's feed program with him and work out the best method. Black Hawk County, Iowa. Sourced from the Library of Congress.
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Milk-testing is one way of gauging the value of different feeding practices. As the milk tester for the Triple B Association stays overnight with each family, he has time to go carefully into the farmer's feed program with him and work out the best method. Black Hawk County, Iowa. Sourced from the Library of Congress.

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Milk-testing is one way of gauging the value of different feeding practices. As the milk tester for the Triple B Association stays overnight with each family, he has time to go carefully into the farmer's feed program with him and work out the best method. Black Hawk County, Iowa. Sourced from the Library of Congress.

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