Topics in Subtropics

Daniel Geisseler, Professor of Nutrient Management at UC Davis has developed a tool for estimating the mineralization of nitrate-N from organic amendments. How much and when nitrate-nitrogen becomes available from organic amendments and fertilizers is difficult to know precisely.

Both almond and avocado start with the letter A, but there are lots of differences. The question has come up if white latex trunk paint might protect both citrus and avocado from herbicide drift, as has been used in almonds.

Although you never know about the weather, we do know that if heavy rain occurs after color break in mandarins there can be significant rind breakdown. This problem can destroy much of the crop and the problem is largely preventable.

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.