Further contribution to studies on the frequency of occurrence of different colour froms of Philaenus spumarius [L.] [Homoptera, Aphrophoridae] at the area of elevated radiation after Chernobyl disaster
Dalsze badania nad czestotliwoscia wystepowania roznych form barwnych Philaenus spumarius [L.] [Homoptera, Aphrophoridae] na terenach o zwiekszonej radiacji w rezultacie katastrofy w Czernobylu