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Citrus greening disease can infect an entire tree weeks before symptoms appear Ashley Carlin American Phytopathological Society For the first time ever, scientists have been able to measure the speed of a bacterium that causes the incurable citrus greening disease.

Free Online Food Safety Training Sessions Available Growers can complete free food safety training, as mandated by the U.S. Federal Department of Agriculture's new Produce Safety rule, from the comfort of their own home or business.

Years go by and the regulars are out there on the trees - red scale, broad mite, citrus thrips, bud mite, leafminer and more and more Asian citrus psyllid. And then suddenly one that has seemed to be just in the background pops up all over the place.

You wanted to know all about Frost, well it's all here. Emeritus Rick Snyder put it together over the years and it's at your finger tips.

A UC Riverside-led team is looking at tiny underground microorganisms for a way to prevent a huge problem Huanglongbing, a disease with no cure that has decimated citrus orchards worldwide.