<http://schema.org/alternativeHeadline>
"Citrus groves abandoned during Florida's housing crisis have contributed to the spread of a tree-killing disease that is threatening the state's $9 billion citrus industry."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/organic-farming-gardening/videos/orange-crush-citrus-greening-threatens-florida-industry>