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Published December 16, 2013, 09:32 AM

Lower crop prices spur interest in precision ag

When Gregg Carlson served in the U.S. Rangers in the early 1970s, he used the first-generation GPS system. Carlson was so impressed with the technology that he’s spent much of his post-military career educating farmers about the benefits of GPS and other precision ag tools.

By: Jonathan Knutson, Agweek

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