Fire ant invades Southern California

Also in this issue:

Biological studies of iceplant scales, Pulvinariella Mesembryanthemi and Pulvinaria delottoi (Homoptera: Coccidae), in California

Expanded efforts needed to limit exotic pests

Introduction Special section: exotic pest update

AHB headed to Central Valley?

Medfly - going but not gone

Can integrated methods stop starthistle?

Two new seed head flies attack yellow starthistle

New growth regulator herbicide provides excellent control of yellow starthistle

Success of mowing to control yellow starthistle depends on timing and plant's branching form

A new sharpshooter threatens both crops and ornamentals

Glassy-winged sharpshooters expected to increase plant disease

Early results suggest sterile flies may protect S. California from medfly

Geographic races may exist among perennial grasses

Microsprinklers wet larger soil volume; boost almond yield, tree growth

Improving irrigation systems conserves water in greenhouse-grown cut flowers