Simmonds, F.J. 1959a Biological control -- past, present and future.. Journal of Economic Entomology 52(6): 1099-1102.
Notes: Scale species mentioned include Aspidiotus destructor, Icerya purchasi and Pulvinaria psidii.
Simmonds, F.J. 1959a Biological control -- past, present and future.. Journal of Economic Entomology 52(6): 1099-1102.
Notes: Scale species mentioned include Aspidiotus destructor, Icerya purchasi and Pulvinaria psidii.