Remarkable Difference in Dairy Cows

A Short Story of Striking Comparisons Within Illinois Herds Revealing Thousands of Worthless Cows and the Way to Get Rid of Them

by Cyril George Hopkins, Eugene Davenport, Herbert Andrew Hopper, Herbert Windsor Mumford, Joseph Cullen Blair, Wilber John Fraser, Edwin Stanton Good, Jerome Edward Readhimer, James Harvey Pettit · 1906

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