The long-struggling Florida citrus industry now faces an invasive species crisis, but researchers have a plan to fight back.

The interconnected, incestuous web of grapefruit lineage commences with a wild fruit indigenous to the Caribbean. A hybrid of the pomelo and orange, it was exceedingly sour, filled with seeds, and ...

Richard Hensz is a farm boy who found a career by tinkering with the genes of grapefruit and developing two popular varieties-the Star Ruby grapefruit, released in 1970, and the Rio Red, created about ...