Villarreal, J.A., Racelis, A.E., & Goolsby, J.A. 2021 Walking Velocity and Estimated Distance of the Armored Scale Crawler Rhizaspidiotus donacis, a Biological Control Agent for Arundo donax. Southwestern Entomologist 46(2): 529-532
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Notes: Armored scale crawlers usually live for less than a day and settle within 1 m of their sessile mother. Their low level of dispersion led to biological studies of the arundo scale in quarantine before release to quantify aspects of its biology that influenced dispersal.
