On a windswept stubble field on the outskirts of Regina, nine tractors were lined up, Indian file. Around one tractor and the "one-way cultivator" hitched to it, a crowd of 300 farmers, implement makers and Regina businessmen kept their eyes on the professor, a tall, husky man, clad in much-washed cotton trousers and shirt, a sweat-stained felt hat.
Dr. Evan Hardy of the University of Saskatchewan did not look like a professor; nor did he look like a revolutionist. Yet as much as any one man can, dealing with a single branch of...
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