Beattie, G.A.C., Weir, R.G., Clift, R.G., & Jiang, L. 1990 Effect of nutrients on the growth and phenology of Gascardia destructor (Newstead) and Ceroplastes sinensis Del Guercio (Hemiptera: Coccidae) infesting citrus.. Journal of the Australian Entomological Society 29(Pt. 3): 199-203.
Notes: Abstract: The growth and phenology of the white wax scale and Chinese wax scale infesting Citrus sinensis were influenced by nitrogen content but not by other nutrients.