Pesticide-resistant whitefly could 'devastate' many US crops

Homestead (United States) (AFP) - A tiny, invasive whitefly that is resistant to pesticides and carries crop-devastating viruses has been found outdoors in the United States for the first time, raising concerns among fruit and vegetable growers. The Q-biotype whitefly turned up in April in the heavily manicured gardens of an affluent neighborhood in south Florida's Palm Beach County, where landscapers were spraying the flowers and shrubs regularly with insecticides. -- More...