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654 pages, Paperback
First published March 20, 2000
Under Wallace the department’s research center… became the largest and most varied scientific agricultural station in the world… The department’s scientists combated plant and animal diseases and pests, from grasshoppers and chinch bugs to brucellosis and Dutch elm disease… Over fifty varieties of wheat were developed at the department during the 1930s. Thatcher wheat, which didn’t exist when Wallace came into office, was growing on 14.5 million acres in the United States and Canada when he left.