Mikhalko, M.M. 2004 [On southern borders.]. Zashchita i Karantin Rastenii No. 4: 12-15.
Notes: The plant quarantine service registered the occurrence of 11 quarantine organisms in the Rostov region, Russia, including San Jose scale [Diaspidiotus perniciosus]. Measures taken by the quarantine service to prevent introduction of weeds, diseases, nematodes and insect pests with import materials are outlined.