Lagowska, B., & Gawlowska, J. 2001 Szkodliwosc misecznikow na tujach i cisach. [Scale insect damage on Thuja and yew trees.]. Ochrona Roslin 45: 1-2, 36-36.

Notes: [Original title: Szkodliwosc misecznikow na tujach i cisach.] Three species of scale insect attacking ornamental trees and shrubs in Poland, are described: Parthenolecanium fletcheri (occurring most frequently on Thuja and yew), P. corni and P. pomeranicum (common on yew). The life cycle of each pest and the most effective methods of control are described.