Pritchard, A.E., & Beer, R.E. 1950 Biology and control of Asterolecanium scales on oaks in California.. Journal of Economic Entomology 43: 494-497.
Notes: Asterolecanium variolosum, A. minus and A.quercicola.
Pritchard, A.E., & Beer, R.E. 1950 Biology and control of Asterolecanium scales on oaks in California.. Journal of Economic Entomology 43: 494-497.
Notes: Asterolecanium variolosum, A. minus and A.quercicola.