Carman, G.E., Ewart, W.H., & Jeppson, L.R. 1951 Information concerning parathion for the control of several pests on citrus in southern California.. News Letter (University of California, Citrus Experiment Station) No. 52: 16 pp.

Notes: Species discussed as targets for chemical control include Aonidiella aurantii, A. citrina, Coccus hesperidum, C. pseudomagnoliarum, Lepidosaphes beckii, Icerya purchasi and Saissetia oleae.