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Walmart patents hint at future where farmers will use its drones to spot crop problems, apply chemicals

Walmart patents hint at future where farmers will use its drones to spot crop problems, apply chemicals

Thu, Mar 15, 2018

In US agriculture, drones are most often used to survey farms that can span hundreds of acres. The devices fly above fields and take photos that help growers estimate the size of upcoming harvests or identify problems, such as weed infestations and nutrient deficiencies.  

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