Changes in the Population Phenetic Structure of the Lacebug Dictyla humuli (Fabr.) (Heteroptera,Tingidae) in the Usman' Forest (Voronezh Oblast) in 1999–2001
(1) Voronezh State University, Universitetskaya pl. 1, Voronezh, 394623, Russia;(2) Kol'tsov Institute of Developmental Biology, Russian Academy of Sciences, ul. Vavilova 26, Moscow, 117808, Russia