By Ben Potter and Nate Birt
The media loves to report about the weird, wonderful ways 3-D printing is being used. From printed meat (which reportedly tastes OK but “needs salt”) to guns, if you can dream it, you can print it. But for all the hype, 3-D printing is used in every industry—including agriculture—in highly practical ways. Some day, farmers might even be able to print tractor parts, tools and more on-demand from their own shops.