Digital Download - Soil Test Levels in North America: 2015 Summary Update

Digital Download - Soil Test Levels in North America: 2015 Summary Update

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The 2015 Summary Update provides interpretive analysis of the results of the most recent survey of soil test levels for North America. This summary is a supplemental resource for the survey’s new web-based data access system found at http://soiltest.ipni.net. This website provides new opportunities to view, compare, and contrast soil fertility data over the four most recent surveys (2001, 2005, 2010 and 2015). The site also provides full access to a range of charts, maps, and tabular data sets.