Crops absorb livestock antibiotics, science shows
Consumers have long been exposed to antibiotics in meat and milk. Now, new research shows that they also may be ingesting them from vegetables, even ones grown on organic farms.
“Around 90 percent of these drugs that are administered to animals end up being excreted either as urine or manure,” said Holly Dolliver, a member of the Minnesota research team and now a professor of crop and soil sciences at the University of Wisconsin-River Falls. “A vast majority of that manure is then used as an important input for 9.2 million hectares of (U.S.) agricultural land.”
Manure, widely used as a substitute for chemical ...
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