Localities and host plants, symptoms of damage, life histories and chemical control
measures for numerous sucking, leaf-eating and wood-boring insects are described …

Since its initial California find in San Jose in March 1951, the smaller European elm bark
beetle, Scolytus multistriatus (Marsham), has spread rapidly to most of the elm-growing areas of …

Experiments were performed in 1975, 1976, and 1977, for control of larvae and needle mining
of Coleotechnites near milleri (Busck) in southern California by utilizing 19 insecticides …

Rhyacionia frustrana (Comstock) was accidentally introduced on Monterey pine into San
Diego, San Bernardino, and Kern Counties, Calif., identification being based on genitalia, wing …

The ecology, biology, and distribution of 7 species of insects attacking Fremont cottonwood,
Populus fremonti Wats., in southern California are reported and illustrated. The species are: …

In the southern San Fernando Valley in Los Angeles, Calif., 64 Siberian elm parkway trees
were used in a RCB experiment with four replications. The trees were on 35 city blocks within …

The construction, calibration and field use of a hand-held Bracket uniting a 35-mm. single lens
reflex camera and a speed light lamp (ie, electronic flash) is described briefly. The bracket …

On mature holly oaks, Quercus ilex L., during the 1966 season in San Marino, California, 6
hydraulic sprays of oxydemetonmethyl gave the best control of a leafhopper, Empoasca …

Abstract Information is given on the damage caused by Rhyacionia frustrana (Comst.) on
Monterey pine (Pinus radiata) in California, where the pest was accidentally introduced from …

The author gives a short account of the life-history of Stomacoccus platani Ferris, which causes
defoliation of sycamore (Platanus spp.) in southern California [cf. RAE, A 31 135; 33 352], …