A large number of farmers are now using GPS to guide their tractors. The tractors are programmed to follow a specific coordinate track for tilling, planting, spraying and harvesting - and a computer/GPS system keeps it on course with great precision. This precision saves fuel, time fertilizer and increases productivity.
Read more in an article on
GPS in Farming at The Mercury News.
# posted by MapWatch @ Saturday, November 27, 2004
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The USGS has a website where you can download or view geologic maps without charge. Although full USA coverage is not available map of many areas are available.
Read more at
Free Geologic Maps
# posted by MapWatch @ Tuesday, November 23, 2004
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