California Red Scale (CRS), Aonidiella aurantii (Maskell), (Homoptera: Diaspididae)

Citrus Entomology Home

CRS Monitoring Overview: a discussion of the red scale sampling methods such as pheromone traps and crawler tapes.

Degree Day Units: Tables and Figures that show the significant events (crawler emergence and male flights) for various regions of the San Joaquin Valley.

Pesticide Resistance Management: How to delay the development of pesticide resistance in CRS.

Insecticide Control Strategies for Scale Insects: Not all scale insect pests respond in the same way to the insecticides.  Your insecticidal control strategies will vary depending upon the scale species in your orchard.