Siddig, S.A. 1975 Field control of the scale insect Parlatoria blanchardii Targ. (Diaspididae) infesting date palm in the Sudan.. Journal of Horticultural Science 50: 13-19.

Notes: The removal of infested lower leaves of date palm was found to be an effective means of decreasing infestations of this scale insect. Eight chemical control preparations were evaluated.