These dimpled apples show telltale signs of apple maggot eggs deposited under the fruit skin. British Columbia, Canada’s southern interior remains the only apple-producing region in North America free of the apple maggot, thanks to geographic barriers and ongoing campaigns to stave off its introduction. A quarantine imposed by the Canadian Food Inspection Agency in 2006, when the apple maggot (Rhagoletis pomonella) was discovered in the lower mainland of British Columbia, has so far prevented its spread into the interior. The quarantine makes it illegal to move noncommercial tree fruit out of the designated quarantine areas, which include all of […]