Koehler, C.S. 1964 . Insect Pest Management Guidelines for California landscape Ornamentals. Cooperative Extension, University of California, Division of Agriculture and Natural Resources Oakland, California 82 pp.

Notes: Scale species mentioned include Aonidia shastae, Aonidiella aurantii, A. citrina, Aspidiotus nerii, Asterolecanium arabidis, A. bambusae, A. minus, Aulacaspis rosae, Carulaspis juniperi, C. minima, Ceroplastes cirripediformis, Chionaspis pinifoliae, Chionaspis wistariae, Coccus hesperidum, Diaspis boisduvalii, D. echinocacti, D. manzanita, Ehrhornia cupressi, Epidiaspis leperii, Eriococcus spuria, Eriosoma lanigerum, Eulecanium cerasorum, E. kunoense, Hemiberlesia lataniae, H. rapax, Icerya purchasi, Lepidosaphes beckii, L. ulmi, Nuculaspis californica, Parasaissetia nigra, Parlatoria oleae, Parthenolecanium corni, P. pruinosum, P. quercifex, Planococcus citri, Pseudococcus longispinus, P. maritimus, P. obscurus, Pulvinaria dellotoi, P. innumerabilis, Pulvinariella mesembryanthemi, Puto albicans, P. arctostaphyli, P. yuccae, Quadraspidiotus juglansregiae, Q. perniciosus, Saissetia coffeae, S. oleae, Stomacoccus platani and Toumeyella pinicola.