Each cell in these “treemaps” represents a single farm, and its size is proportional to the sales or acreage category to which it belongs. Caution should be used in interpreting these graphics because the top categories are truncated (i.e. a farm with $10 million in sales is shown as the same size as a farm with $1 million in sales), and commodities vary substantially in market value and acreage requirements. Continue reading Organic Farm Concentration