Report of Progress
University of California, Agricultural Experiment Station Project Number: CA-D*-Ent-3003-H
Thomas F. Leigh, Entomologist Report Period: 1/1/90-12/31/90
OBJECTIVES: Ascertain the efficacy of predatory mites as managed biological control agents against spider mites on cotton and strategies for their utilization.
Evaluate the relationship of alfalfa management systems to lygus bug infestation development and to utilization of alfalfa as a biological control agent preserve.
Assess cotton cultivar relationship (plant resistance) to cotton pest infestation development and pest impact on plant development and fruiting.
Evaluate cotton cultivar relationship to pesticide resistance in greenhouse whitefly
PROCEDURES: Predacious Mite Studies. Predatory mites obtained from a commercial insectary were distributed…