Whether it comes from rain or dew or a farmer's sprayer, water forms droplets on the waxy surfaces of plants A farmer programming the GPS control unit on his tractor before planting corn. This widely ...
“It is 5 a.m. A Midwest farmer sips coffee in front of a computer. Up-to-the-minute satellite images show a weed problem in a field on the north-west corner of the farm. At 6:30 a.m., the farmer ...
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