Recently, I received a dwarf Meyer lemon as a gift. It had a blue tag that said, “This plant shall not be moved out of the Asian citrus psyllid nursery regional quarantine zone 2.” What is an Asian ...

SAN DIEGO COUNTY, Calif. — The San Diego citrus industry brings in more than $100 million each year, but there is one bug that could severely impact citrus crops. One way that San Diegans can help ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists at the University of Florida are testing a new type of citrus tree that can fight off the tiny insects responsible for ...

Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. The Bay Bay Area-raised host Ericka Cruz Guevarra brings you context and ...

BARTOW, FL – Citrus was a cornerstone of Florida's economy and identity for more than a century, but a decades-long decline driven by an invasive predator and relentless hurricanes leaves some ...

The state declared a citrus quarantine across roughly 101 square miles of Ventura County Tuesday, two weeks after the agency discovered an incurable, citrus-killing bacteria infecting two trees at a ...

Scientists have discovered a strange tubular structure inside Profftella, a symbiotic bacterium in the Asian citrus psyllid. These long, helical tubes, filled with ribosomes, show a complexity not ...

Q. What are the current rules about moving citrus to prevent the spread of HLB or citrus greening disease? Where can I find the most up-to-date quarantine maps? Citrus greening disease, also known as ...

The Asian citrus psyllid (left), a representative elongated Profftella cell containing numerous intracellular tubules (middle), and the architecture of a single tubular structure (right). A research ...