Seville’s marmalade oranges under threat from deadly yellow dragon disease
by Stephen Burgen in Barcelona from on (#64GMZ)
The Spanish city is hoping to find a natural remedy to head off bacteria that have attacked citrus groves around the world
Oranges are to Seville what cherry blossom is to Kyoto, but the city is having to take preventive measures to protect its 48,000 orange trees from deadly bacteria that have already devastated citrus crops in Asia, Latin America and the US.
The EU's Life for Citrus campaign, which includes Spain, Portugal, France and Italy, is developing strategies to stop the spread of huanglongbing (HLB), Mandarin for citrus greening", also known as yellow dragon disease. Caused by the bacteria Candidatus liberibacter, it is spread by insects and can completely destroy a citrus tree within five years.
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