Biological control of black scale in olives
Kent M. Daane, University of California
Leopoldo E. Caltagirone, University of California
California Agriculture 43(1):9-11. DOI: 10.3733/ca.v043n01p9.
Kent Daane is Post-Doctoral Researcher, Division of Biological Control, University of California, Berkeley. Leopoldo Caltagirone is Entomologist, Division of Biological Control, University of California, Berkeley.
Cultural practices that improve biological control of black scale in olive orchards are more common in northern than southern California orchards. A parasite of black scale, recently imported from Spain, has become established in northern orchards and may in time aid in black scale control.
Funding for this research was provided by the California Olive Committee and the Division of Biological Control. The authors thank L. Ferguson, K, Hagen, C. Hill, C. Kennett, E. Kinsel, B. Krueger, M. Martin, F. Schiro, and S. Sibbett for assistance in project development and locating grower collaborators.