California red scale predator may create citricola control dilemma
Harold S. Elmer, Experiment Station
O. L. Brawner, Experiment Station
William H. Ewart, Experiment Station
California Agriculture 34(11):20-21.
Harold S. Elmer is Specialist, Experiment, in the Experiment Station. O. L. Brawner is Staff Research Associate, in the Experiment Station. William H. Ewart is Professor of Entomology and Entomologist, Emeritus, in the Experiment Station.
Citricola scale, now held in check by chemical controls for California red scale, could again become a major Central Valley citrus pest if a red scale predator is established.
All are with the Division of Economic Entomology, Department of Entomology, University of California, Riverside.