A fruit fly that made its first California appearance four years ago in Watsonville  - spotted wing drosophila - can be managed with three basic common-sense techniques.

"It's going to come down to trapping, monitoring and good sanitation," Mark Bolda, University of California Cooperative Extension farm adviser in Santa Cruz, Monterey and San Benito counties, told a group of growers in January, according to an article in the Santa Cruz Sentinel.

"Most of the industry is in this room right...