Rose, M. 1990c 3.9.1 Citrus.. Armored Scale Insects, Their Biology, Natural Enemies and Control [World Crop Pests, Vol. 4B]. Elsevier Amsterdam, the Netherlands 688 pp.

Notes: Abstract: Diaspididae are major pests of citrus due to great reproductive capacity, survival ability, and difficulty of chemical control; injury results from both feeding and toxins; heavy infestations can cause loss of tree vigor, defoliation, splitting of twigs and branches, death & fruit quality and production decrease; discussion of 5 different lists of scale pests of citrus prepared from 1948 to 1986. Keywords: biological control.