McLeod, J.H. 1954 Statuses of some introduced parasites and their hosts in British Columbia.. Entomological Society of British Columbia 50: 19-27.
Notes: Species reviewed include Lecanium corni, L. coryli, Lepidosaphes ulmi and Phenacoccus aceris.
McLeod, J.H. 1954 Statuses of some introduced parasites and their hosts in British Columbia.. Entomological Society of British Columbia 50: 19-27.
Notes: Species reviewed include Lecanium corni, L. coryli, Lepidosaphes ulmi and Phenacoccus aceris.