Britton, W.E. Two common scale-insects of the orchard: The scurfy bark-louse. The oyster-shell bark-louse.. Bulletin (Connecticut Agricultural Experiment Station) 143(9)

Keywords:

  • diagnosis
  • economic importance
  • life history

    • Notes: Chionaspis furfura and Mytilaspis pomorum (=Lepidosaphes ulmi).

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