A question for trivia lovers: What is the world’s largest permanent crop? Olive trees. Not too surprising since there is a 3,000-year-old olive tree in Crete that is still producing olives. Another ...
A deadly bacterium, xylella fastidiosa, has killed millions of olive trees in southern Italy. One of the hardest-hit areas is Lecce province in the Puglia region (pictured here). Xylella, which has no ...