The California Department of Food and Agriculture issued a citrus quarantine this week for northern San Diego County and part of Marine Corps Base Camp Pendleton. The quarantine was issued after state ...

Citrus trees showing natural tolerance to citrus greening disease host bacteria that produce novel antimicrobials that can be used to fight off the disease, our recent study shows. We found the trees ...

Residents Encouraged to Get Involved in the Fight Against Pests and Diseases Threatening California’s Backyard Gardens and Commercial Agriculture SACRAMENTO, Calif.--(BUSINESS WIRE)--As invasive pests ...

Matt Mattia used both hands to flip through the branch at his eye level, studying each side of every leaf as sunlight filtered from above. “Just healthy leaves,” he said, noting the dark green color.

The state Department of Food and Agriculture has declared a citrus quarantine expansion in the community of Valley Center, after detecting a fatal disease known as "citrus greening" in two trees ...

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