THIBAUDON , Michel

As underlined in a previous ANSES publication (ANSES 2014), common ragweed1releases a highly allergenic pollen that can easily travel long distances and is thus a major public health challenge. Widespread in Hungaryand in northern Italy, ragweed is also found in the Rhône Valley in France. Recent maps have shown wider...

The North American common ragweed, Ambrosia artemisiifolia, which produces highly allergenic pollen, is invasive in different parts of the world, including Europe. In 2013, common ragweed in northern Italy was found attacked by another accidentally introduced species, the North American leaf beetle Ophraella communa, which is used for...