For milk to be labeled organic, the USDA says that cows must be raised on pesticide-free feed, without hormones, but it doesn’t regulate how much time the cows must spend out in pasture. As organic mega-dairies with thousands of cows sprout up across the country, small-dairy farmers complain that some so-called “organic” cows don’t get enough pasture time.

[Read and Listen](http://www.npr.org/templates/story/story.php?storyId=5389487) (NPR)