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. 2015 Aug 26;10(8):e0136580. doi: 10.1371/journal.pone.0136580

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Fig 5 — Hot (red hues) spots are areas with significant clustering of counties with low ENCS values (low cropping diversity) and cold (blue hues) spots are clustering of counties with high ENCS values (high cropping diversity). Maps showing hot spot analysis for all Census years are available in S2 Fig.