农产品污染可源自土壤或受污染水
如果农产品种植在土壤中，或接触到受污染的水，就可能发生这种污染。
English original
This contamination can happen if produce is grown in soil or comes into contact with water that has been contaminated
就未明疫情源头置评
E
Ellen ShumakerNorth Carolina State University · director of outreach, Safe Plates food safety program